78842500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 120

約数和(自身を含む): 195237504

約数和(自身を除く): 116395004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 47, 50, 55, 61, 94, 100, 110, 122, 125, 188, 220, 235, 244, 250, 275, 305, 470, 500, 517, 550, 610, 625, 671, 940, 1034, 1100, 1175, 1220, 1250, 1342, 1375, 1525, 2068, 2350, 2500, 2585, 2684, 2750, 2867, 3050, 3355, 4700, 5170, 5500, 5734, 5875, 6100, 6710, 6875, 7625, 10340, 11468, 11750, 12925, 13420, 13750, 14335, 15250, 16775, 23500, 25850, 27500, 28670, 29375, 30500, 31537, 33550, 38125, 51700, 57340, 58750, 63074, 64625, 67100, 71675, 76250, 83875, 117500, 126148, 129250, 143350, 152500, 157685, 167750, 258500, 286700, 315370, 323125, 335500, 358375, 419375, 630740, 646250, 716750, 788425, 838750, 1292500, 1433500, 1576850, 1677500, 1791875, 3153700, 3583750, 3942125, 7167500, 7884250, 15768500, 19710625, 39421250, 78842500]

約数ペア:

[(1, 78842500), (2, 39421250), (4, 19710625), (5, 15768500), (10, 7884250), (11, 7167500), (20, 3942125), (22, 3583750), (25, 3153700), (44, 1791875), (47, 1677500), (50, 1576850), (55, 1433500), (61, 1292500), (94, 838750), (100, 788425), (110, 716750), (122, 646250), (125, 630740), (188, 419375), (220, 358375), (235, 335500), (244, 323125), (250, 315370), (275, 286700), (305, 258500), (470, 167750), (500, 157685), (517, 152500), (550, 143350), (610, 129250), (625, 126148), (671, 117500), (940, 83875), (1034, 76250), (1100, 71675), (1175, 67100), (1220, 64625), (1250, 63074), (1342, 58750), (1375, 57340), (1525, 51700), (2068, 38125), (2350, 33550), (2500, 31537), (2585, 30500), (2684, 29375), (2750, 28670), (2867, 27500), (3050, 25850), (3355, 23500), (4700, 16775), (5170, 15250), (5500, 14335), (5734, 13750), (5875, 13420), (6100, 12925), (6710, 11750), (6875, 11468), (7625, 10340)]