27937211900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{89917}}^1$

素因数の和:90183

約数の個数: 72

約数和(自身を含む): 65561012160

約数和(自身を除く): 37623800260

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 239, 260, 325, 478, 650, 956, 1195, 1300, 2390, 3107, 4780, 5975, 6214, 11950, 12428, 15535, 23900, 31070, 62140, 77675, 89917, 155350, 179834, 310700, 359668, 449585, 899170, 1168921, 1798340, 2247925, 2337842, 4495850, 4675684, 5844605, 8991700, 11689210, 21490163, 23378420, 29223025, 42980326, 58446050, 85960652, 107450815, 116892100, 214901630, 279372119, 429803260, 537254075, 558744238, 1074508150, 1117488476, 1396860595, 2149016300, 2793721190, 5587442380, 6984302975, 13968605950, 27937211900]

約数ペア:

[(1, 27937211900), (2, 13968605950), (4, 6984302975), (5, 5587442380), (10, 2793721190), (13, 2149016300), (20, 1396860595), (25, 1117488476), (26, 1074508150), (50, 558744238), (52, 537254075), (65, 429803260), (100, 279372119), (130, 214901630), (239, 116892100), (260, 107450815), (325, 85960652), (478, 58446050), (650, 42980326), (956, 29223025), (1195, 23378420), (1300, 21490163), (2390, 11689210), (3107, 8991700), (4780, 5844605), (5975, 4675684), (6214, 4495850), (11950, 2337842), (12428, 2247925), (15535, 1798340), (23900, 1168921), (31070, 899170), (62140, 449585), (77675, 359668), (89917, 310700), (155350, 179834)]