51996100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 132991488

約数和(自身を除く): 80995388

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 37, 46, 47, 50, 52, 65, 74, 92, 94, 100, 115, 130, 148, 185, 188, 230, 235, 260, 299, 325, 370, 460, 470, 481, 575, 598, 611, 650, 740, 851, 925, 940, 962, 1081, 1150, 1175, 1196, 1222, 1300, 1495, 1702, 1739, 1850, 1924, 2162, 2300, 2350, 2405, 2444, 2990, 3055, 3404, 3478, 3700, 4255, 4324, 4700, 4810, 5405, 5980, 6110, 6956, 7475, 8510, 8695, 9620, 10810, 11063, 12025, 12220, 14053, 14950, 15275, 17020, 17390, 21275, 21620, 22126, 22607, 24050, 27025, 28106, 29900, 30550, 34780, 39997, 42550, 43475, 44252, 45214, 48100, 54050, 55315, 56212, 61100, 70265, 79994, 85100, 86950, 90428, 108100, 110630, 113035, 140530, 159988, 173900, 199985, 221260, 226070, 276575, 281060, 351325, 399970, 452140, 519961, 553150, 565175, 702650, 799940, 999925, 1039922, 1106300, 1130350, 1405300, 1999850, 2079844, 2260700, 2599805, 3999700, 5199610, 10399220, 12999025, 25998050, 51996100]

約数ペア:

[(1, 51996100), (2, 25998050), (4, 12999025), (5, 10399220), (10, 5199610), (13, 3999700), (20, 2599805), (23, 2260700), (25, 2079844), (26, 1999850), (37, 1405300), (46, 1130350), (47, 1106300), (50, 1039922), (52, 999925), (65, 799940), (74, 702650), (92, 565175), (94, 553150), (100, 519961), (115, 452140), (130, 399970), (148, 351325), (185, 281060), (188, 276575), (230, 226070), (235, 221260), (260, 199985), (299, 173900), (325, 159988), (370, 140530), (460, 113035), (470, 110630), (481, 108100), (575, 90428), (598, 86950), (611, 85100), (650, 79994), (740, 70265), (851, 61100), (925, 56212), (940, 55315), (962, 54050), (1081, 48100), (1150, 45214), (1175, 44252), (1196, 43475), (1222, 42550), (1300, 39997), (1495, 34780), (1702, 30550), (1739, 29900), (1850, 28106), (1924, 27025), (2162, 24050), (2300, 22607), (2350, 22126), (2405, 21620), (2444, 21275), (2990, 17390), (3055, 17020), (3404, 15275), (3478, 14950), (3700, 14053), (4255, 12220), (4324, 12025), (4700, 11063), (4810, 10810), (5405, 9620), (5980, 8695), (6110, 8510), (6956, 7475)]