389461854064

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{607}}^1\times {\mathrm{1567}}^1$

素因数の和:2502

約数の個数: 80

約数和(自身を含む): 765794541568

約数和(自身を除く): 376332687504

約数列:

[1, 2, 4, 8, 16, 157, 163, 314, 326, 607, 628, 652, 1214, 1256, 1304, 1567, 2428, 2512, 2608, 3134, 4856, 6268, 9712, 12536, 25072, 25591, 51182, 95299, 98941, 102364, 190598, 197882, 204728, 246019, 255421, 381196, 395764, 409456, 492038, 510842, 762392, 791528, 951169, 984076, 1021684, 1524784, 1583056, 1902338, 1968152, 2043368, 3804676, 3936304, 4086736, 7609352, 15218704, 15533737, 31067474, 40101097, 62134948, 80202194, 124269896, 149333533, 155040547, 160404388, 248539792, 298667066, 310081094, 320808776, 597334132, 620162188, 641617552, 1194668264, 1240324376, 2389336528, 2480648752, 24341365879, 48682731758, 97365463516, 194730927032, 389461854064]

約数ペア:

[(1, 389461854064), (2, 194730927032), (4, 97365463516), (8, 48682731758), (16, 24341365879), (157, 2480648752), (163, 2389336528), (314, 1240324376), (326, 1194668264), (607, 641617552), (628, 620162188), (652, 597334132), (1214, 320808776), (1256, 310081094), (1304, 298667066), (1567, 248539792), (2428, 160404388), (2512, 155040547), (2608, 149333533), (3134, 124269896), (4856, 80202194), (6268, 62134948), (9712, 40101097), (12536, 31067474), (25072, 15533737), (25591, 15218704), (51182, 7609352), (95299, 4086736), (98941, 3936304), (102364, 3804676), (190598, 2043368), (197882, 1968152), (204728, 1902338), (246019, 1583056), (255421, 1524784), (381196, 1021684), (395764, 984076), (409456, 951169), (492038, 791528), (510842, 762392)]