25030980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:610

約数の個数: 144

約数和(自身を含む): 86224320

約数和(自身を除く): 61193340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 563, 570, 585, 684, 741, 780, 855, 988, 1126, 1140, 1170, 1235, 1482, 1689, 1710, 2223, 2252, 2340, 2470, 2815, 2964, 3378, 3420, 3705, 4446, 4940, 5067, 5630, 6756, 7319, 7410, 8445, 8892, 10134, 10697, 11115, 11260, 14638, 14820, 16890, 20268, 21394, 21957, 22230, 25335, 29276, 32091, 33780, 36595, 42788, 43914, 44460, 50670, 53485, 64182, 65871, 73190, 87828, 96273, 101340, 106970, 109785, 128364, 131742, 139061, 146380, 160455, 192546, 213940, 219570, 263484, 278122, 320910, 329355, 385092, 417183, 439140, 481365, 556244, 641820, 658710, 695305, 834366, 962730, 1251549, 1317420, 1390610, 1668732, 1925460, 2085915, 2503098, 2781220, 4171830, 5006196, 6257745, 8343660, 12515490, 25030980]

約数ペア:

[(1, 25030980), (2, 12515490), (3, 8343660), (4, 6257745), (5, 5006196), (6, 4171830), (9, 2781220), (10, 2503098), (12, 2085915), (13, 1925460), (15, 1668732), (18, 1390610), (19, 1317420), (20, 1251549), (26, 962730), (30, 834366), (36, 695305), (38, 658710), (39, 641820), (45, 556244), (52, 481365), (57, 439140), (60, 417183), (65, 385092), (76, 329355), (78, 320910), (90, 278122), (95, 263484), (114, 219570), (117, 213940), (130, 192546), (156, 160455), (171, 146380), (180, 139061), (190, 131742), (195, 128364), (228, 109785), (234, 106970), (247, 101340), (260, 96273), (285, 87828), (342, 73190), (380, 65871), (390, 64182), (468, 53485), (494, 50670), (563, 44460), (570, 43914), (585, 42788), (684, 36595), (741, 33780), (780, 32091), (855, 29276), (988, 25335), (1126, 22230), (1140, 21957), (1170, 21394), (1235, 20268), (1482, 16890), (1689, 14820), (1710, 14638), (2223, 11260), (2252, 11115), (2340, 10697), (2470, 10134), (2815, 8892), (2964, 8445), (3378, 7410), (3420, 7319), (3705, 6756), (4446, 5630), (4940, 5067)]