78976220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 185794560

約数和(自身を除く): 106818340

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 59, 62, 68, 85, 118, 124, 127, 155, 170, 236, 254, 295, 310, 340, 508, 527, 590, 620, 635, 1003, 1054, 1180, 1270, 1829, 2006, 2108, 2159, 2540, 2635, 3658, 3937, 4012, 4318, 5015, 5270, 7316, 7493, 7874, 8636, 9145, 10030, 10540, 10795, 14986, 15748, 18290, 19685, 20060, 21590, 29972, 31093, 36580, 37465, 39370, 43180, 62186, 66929, 74930, 78740, 124372, 127381, 133858, 149860, 155465, 232283, 254762, 267716, 310930, 334645, 464566, 509524, 621860, 636905, 669290, 929132, 1161415, 1273810, 1338580, 2322830, 2547620, 3948811, 4645660, 7897622, 15795244, 19744055, 39488110, 78976220]

約数ペア:

[(1, 78976220), (2, 39488110), (4, 19744055), (5, 15795244), (10, 7897622), (17, 4645660), (20, 3948811), (31, 2547620), (34, 2322830), (59, 1338580), (62, 1273810), (68, 1161415), (85, 929132), (118, 669290), (124, 636905), (127, 621860), (155, 509524), (170, 464566), (236, 334645), (254, 310930), (295, 267716), (310, 254762), (340, 232283), (508, 155465), (527, 149860), (590, 133858), (620, 127381), (635, 124372), (1003, 78740), (1054, 74930), (1180, 66929), (1270, 62186), (1829, 43180), (2006, 39370), (2108, 37465), (2159, 36580), (2540, 31093), (2635, 29972), (3658, 21590), (3937, 20060), (4012, 19685), (4318, 18290), (5015, 15748), (5270, 14986), (7316, 10795), (7493, 10540), (7874, 10030), (8636, 9145)]