101378680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 267724800

約数和(自身を除く): 166346120

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 95, 104, 124, 130, 152, 155, 190, 247, 248, 260, 310, 331, 380, 403, 494, 520, 589, 620, 662, 760, 806, 988, 1178, 1235, 1240, 1324, 1612, 1655, 1976, 2015, 2356, 2470, 2648, 2945, 3224, 3310, 4030, 4303, 4712, 4940, 5890, 6289, 6620, 7657, 8060, 8606, 9880, 10261, 11780, 12578, 13240, 15314, 16120, 17212, 20522, 21515, 23560, 25156, 30628, 31445, 34424, 38285, 41044, 43030, 50312, 51305, 61256, 62890, 76570, 81757, 82088, 86060, 102610, 125780, 133393, 153140, 163514, 172120, 194959, 205220, 251560, 266786, 306280, 327028, 389918, 408785, 410440, 533572, 654056, 666965, 779836, 817570, 974795, 1067144, 1333930, 1559672, 1635140, 1949590, 2534467, 2667860, 3270280, 3899180, 5068934, 5335720, 7798360, 10137868, 12672335, 20275736, 25344670, 50689340, 101378680]

約数ペア:

[(1, 101378680), (2, 50689340), (4, 25344670), (5, 20275736), (8, 12672335), (10, 10137868), (13, 7798360), (19, 5335720), (20, 5068934), (26, 3899180), (31, 3270280), (38, 2667860), (40, 2534467), (52, 1949590), (62, 1635140), (65, 1559672), (76, 1333930), (95, 1067144), (104, 974795), (124, 817570), (130, 779836), (152, 666965), (155, 654056), (190, 533572), (247, 410440), (248, 408785), (260, 389918), (310, 327028), (331, 306280), (380, 266786), (403, 251560), (494, 205220), (520, 194959), (589, 172120), (620, 163514), (662, 153140), (760, 133393), (806, 125780), (988, 102610), (1178, 86060), (1235, 82088), (1240, 81757), (1324, 76570), (1612, 62890), (1655, 61256), (1976, 51305), (2015, 50312), (2356, 43030), (2470, 41044), (2648, 38285), (2945, 34424), (3224, 31445), (3310, 30628), (4030, 25156), (4303, 23560), (4712, 21515), (4940, 20522), (5890, 17212), (6289, 16120), (6620, 15314), (7657, 13240), (8060, 12578), (8606, 11780), (9880, 10261)]