25700220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1$

素因数の和:561

約数の個数: 192

約数和(自身を含む): 98595840

約数和(自身を除く): 72895620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 351, 364, 378, 390, 420, 455, 468, 523, 540, 546, 585, 630, 702, 756, 780, 819, 910, 945, 1046, 1092, 1170, 1260, 1365, 1404, 1569, 1638, 1755, 1820, 1890, 2092, 2340, 2457, 2615, 2730, 3138, 3276, 3510, 3661, 3780, 4095, 4707, 4914, 5230, 5460, 6276, 6799, 7020, 7322, 7845, 8190, 9414, 9828, 10460, 10983, 12285, 13598, 14121, 14644, 15690, 16380, 18305, 18828, 20397, 21966, 23535, 24570, 27196, 28242, 31380, 32949, 33995, 36610, 40794, 43932, 47070, 47593, 49140, 54915, 56484, 61191, 65898, 67990, 70605, 73220, 81588, 94140, 95186, 98847, 101985, 109830, 122382, 131796, 135980, 141210, 142779, 164745, 183573, 190372, 197694, 203970, 219660, 237965, 244764, 282420, 285558, 305955, 329490, 367146, 395388, 407940, 428337, 475930, 494235, 571116, 611910, 658980, 713895, 734292, 856674, 917865, 951860, 988470, 1223820, 1285011, 1427790, 1713348, 1835730, 1976940, 2141685, 2570022, 2855580, 3671460, 4283370, 5140044, 6425055, 8566740, 12850110, 25700220]

約数ペア:

[(1, 25700220), (2, 12850110), (3, 8566740), (4, 6425055), (5, 5140044), (6, 4283370), (7, 3671460), (9, 2855580), (10, 2570022), (12, 2141685), (13, 1976940), (14, 1835730), (15, 1713348), (18, 1427790), (20, 1285011), (21, 1223820), (26, 988470), (27, 951860), (28, 917865), (30, 856674), (35, 734292), (36, 713895), (39, 658980), (42, 611910), (45, 571116), (52, 494235), (54, 475930), (60, 428337), (63, 407940), (65, 395388), (70, 367146), (78, 329490), (84, 305955), (90, 285558), (91, 282420), (105, 244764), (108, 237965), (117, 219660), (126, 203970), (130, 197694), (135, 190372), (140, 183573), (156, 164745), (180, 142779), (182, 141210), (189, 135980), (195, 131796), (210, 122382), (234, 109830), (252, 101985), (260, 98847), (270, 95186), (273, 94140), (315, 81588), (351, 73220), (364, 70605), (378, 67990), (390, 65898), (420, 61191), (455, 56484), (468, 54915), (523, 49140), (540, 47593), (546, 47070), (585, 43932), (630, 40794), (702, 36610), (756, 33995), (780, 32949), (819, 31380), (910, 28242), (945, 27196), (1046, 24570), (1092, 23535), (1170, 21966), (1260, 20397), (1365, 18828), (1404, 18305), (1569, 16380), (1638, 15690), (1755, 14644), (1820, 14121), (1890, 13598), (2092, 12285), (2340, 10983), (2457, 10460), (2615, 9828), (2730, 9414), (3138, 8190), (3276, 7845), (3510, 7322), (3661, 7020), (3780, 6799), (4095, 6276), (4707, 5460), (4914, 5230)]