51211688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 111672000

約数和(自身を除く): 60460312

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 109, 152, 209, 218, 281, 418, 436, 562, 836, 872, 1124, 1199, 1672, 2071, 2248, 2398, 3091, 4142, 4796, 5339, 6182, 8284, 9592, 10678, 12364, 16568, 21356, 22781, 24728, 30629, 42712, 45562, 58729, 61258, 91124, 117458, 122516, 182248, 234916, 245032, 336919, 469832, 581951, 673838, 1163902, 1347676, 2327804, 2695352, 4655608, 6401461, 12802922, 25605844, 51211688]

約数ペア:

[(1, 51211688), (2, 25605844), (4, 12802922), (8, 6401461), (11, 4655608), (19, 2695352), (22, 2327804), (38, 1347676), (44, 1163902), (76, 673838), (88, 581951), (109, 469832), (152, 336919), (209, 245032), (218, 234916), (281, 182248), (418, 122516), (436, 117458), (562, 91124), (836, 61258), (872, 58729), (1124, 45562), (1199, 42712), (1672, 30629), (2071, 24728), (2248, 22781), (2398, 21356), (3091, 16568), (4142, 12364), (4796, 10678), (5339, 9592), (6182, 8284)]