2051229310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{6991}}^1$

素因数の和:7109

約数の個数: 64

約数和(自身を含む): 4151234304

約数和(自身を除く): 2100004994

約数列:

[1, 2, 5, 10, 13, 26, 37, 61, 65, 74, 122, 130, 185, 305, 370, 481, 610, 793, 962, 1586, 2257, 2405, 3965, 4514, 4810, 6991, 7930, 11285, 13982, 22570, 29341, 34955, 58682, 69910, 90883, 146705, 181766, 258667, 293410, 426451, 454415, 517334, 852902, 908830, 1293335, 2132255, 2586670, 3362671, 4264510, 5543863, 6725342, 11087726, 15778687, 16813355, 27719315, 31557374, 33626710, 55438630, 78893435, 157786870, 205122931, 410245862, 1025614655, 2051229310]

約数ペア:

[(1, 2051229310), (2, 1025614655), (5, 410245862), (10, 205122931), (13, 157786870), (26, 78893435), (37, 55438630), (61, 33626710), (65, 31557374), (74, 27719315), (122, 16813355), (130, 15778687), (185, 11087726), (305, 6725342), (370, 5543863), (481, 4264510), (610, 3362671), (793, 2586670), (962, 2132255), (1586, 1293335), (2257, 908830), (2405, 852902), (3965, 517334), (4514, 454415), (4810, 426451), (6991, 293410), (7930, 258667), (11285, 181766), (13982, 146705), (22570, 90883), (29341, 69910), (34955, 58682)]