50871629720

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{220529}}^1$

素因数の和:220692

約数の個数: 64

約数和(自身を含む): 117498384000

約数和(自身を除く): 66626754280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 79, 146, 158, 292, 316, 365, 395, 584, 632, 730, 790, 1460, 1580, 2920, 3160, 5767, 11534, 23068, 28835, 46136, 57670, 115340, 220529, 230680, 441058, 882116, 1102645, 1764232, 2205290, 4410580, 8821160, 16098617, 17421791, 32197234, 34843582, 64394468, 69687164, 80493085, 87108955, 128788936, 139374328, 160986170, 174217910, 321972340, 348435820, 643944680, 696871640, 1271790743, 2543581486, 5087162972, 6358953715, 10174325944, 12717907430, 25435814860, 50871629720]

約数ペア:

[(1, 50871629720), (2, 25435814860), (4, 12717907430), (5, 10174325944), (8, 6358953715), (10, 5087162972), (20, 2543581486), (40, 1271790743), (73, 696871640), (79, 643944680), (146, 348435820), (158, 321972340), (292, 174217910), (316, 160986170), (365, 139374328), (395, 128788936), (584, 87108955), (632, 80493085), (730, 69687164), (790, 64394468), (1460, 34843582), (1580, 32197234), (2920, 17421791), (3160, 16098617), (5767, 8821160), (11534, 4410580), (23068, 2205290), (28835, 1764232), (46136, 1102645), (57670, 882116), (115340, 441058), (220529, 230680)]