68142100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 173238912

約数和(自身を除く): 105096812

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 43, 46, 50, 52, 53, 65, 86, 92, 100, 106, 115, 130, 172, 212, 215, 230, 260, 265, 299, 325, 430, 460, 530, 559, 575, 598, 650, 689, 860, 989, 1060, 1075, 1118, 1150, 1196, 1219, 1300, 1325, 1378, 1495, 1978, 2150, 2236, 2279, 2300, 2438, 2650, 2756, 2795, 2990, 3445, 3956, 4300, 4558, 4876, 4945, 5300, 5590, 5980, 6095, 6890, 7475, 9116, 9890, 11180, 11395, 12190, 12857, 13780, 13975, 14950, 15847, 17225, 19780, 22790, 24380, 24725, 25714, 27950, 29627, 29900, 30475, 31694, 34450, 45580, 49450, 51428, 52417, 55900, 56975, 59254, 60950, 63388, 64285, 68900, 79235, 98900, 104834, 113950, 118508, 121900, 128570, 148135, 158470, 209668, 227900, 257140, 262085, 296270, 316940, 321425, 396175, 524170, 592540, 642850, 681421, 740675, 792350, 1048340, 1285700, 1310425, 1362842, 1481350, 1584700, 2620850, 2725684, 2962700, 3407105, 5241700, 6814210, 13628420, 17035525, 34071050, 68142100]

約数ペア:

[(1, 68142100), (2, 34071050), (4, 17035525), (5, 13628420), (10, 6814210), (13, 5241700), (20, 3407105), (23, 2962700), (25, 2725684), (26, 2620850), (43, 1584700), (46, 1481350), (50, 1362842), (52, 1310425), (53, 1285700), (65, 1048340), (86, 792350), (92, 740675), (100, 681421), (106, 642850), (115, 592540), (130, 524170), (172, 396175), (212, 321425), (215, 316940), (230, 296270), (260, 262085), (265, 257140), (299, 227900), (325, 209668), (430, 158470), (460, 148135), (530, 128570), (559, 121900), (575, 118508), (598, 113950), (650, 104834), (689, 98900), (860, 79235), (989, 68900), (1060, 64285), (1075, 63388), (1118, 60950), (1150, 59254), (1196, 56975), (1219, 55900), (1300, 52417), (1325, 51428), (1378, 49450), (1495, 45580), (1978, 34450), (2150, 31694), (2236, 30475), (2279, 29900), (2300, 29627), (2438, 27950), (2650, 25714), (2756, 24725), (2795, 24380), (2990, 22790), (3445, 19780), (3956, 17225), (4300, 15847), (4558, 14950), (4876, 13975), (4945, 13780), (5300, 12857), (5590, 12190), (5980, 11395), (6095, 11180), (6890, 9890), (7475, 9116)]