123128500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:458

約数の個数: 96

約数和(自身を含む): 298980864

約数和(自身を除く): 175852364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 61, 100, 110, 122, 125, 220, 244, 250, 275, 305, 367, 500, 550, 610, 671, 734, 1100, 1220, 1342, 1375, 1468, 1525, 1835, 2684, 2750, 3050, 3355, 3670, 4037, 5500, 6100, 6710, 7340, 7625, 8074, 9175, 13420, 15250, 16148, 16775, 18350, 20185, 22387, 30500, 33550, 36700, 40370, 44774, 45875, 67100, 80740, 83875, 89548, 91750, 100925, 111935, 167750, 183500, 201850, 223870, 246257, 335500, 403700, 447740, 492514, 504625, 559675, 985028, 1009250, 1119350, 1231285, 2018500, 2238700, 2462570, 2798375, 4925140, 5596750, 6156425, 11193500, 12312850, 24625700, 30782125, 61564250, 123128500]

約数ペア:

[(1, 123128500), (2, 61564250), (4, 30782125), (5, 24625700), (10, 12312850), (11, 11193500), (20, 6156425), (22, 5596750), (25, 4925140), (44, 2798375), (50, 2462570), (55, 2238700), (61, 2018500), (100, 1231285), (110, 1119350), (122, 1009250), (125, 985028), (220, 559675), (244, 504625), (250, 492514), (275, 447740), (305, 403700), (367, 335500), (500, 246257), (550, 223870), (610, 201850), (671, 183500), (734, 167750), (1100, 111935), (1220, 100925), (1342, 91750), (1375, 89548), (1468, 83875), (1525, 80740), (1835, 67100), (2684, 45875), (2750, 44774), (3050, 40370), (3355, 36700), (3670, 33550), (4037, 30500), (5500, 22387), (6100, 20185), (6710, 18350), (7340, 16775), (7625, 16148), (8074, 15250), (9175, 13420)]