69437680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{373}}^1$

素因数の和:578

約数の個数: 80

約数和(自身を含む): 175301280

約数和(自身を除く): 105863600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 179, 208, 260, 358, 373, 520, 716, 746, 895, 1040, 1432, 1492, 1790, 1865, 2327, 2864, 2984, 3580, 3730, 4654, 4849, 5968, 7160, 7460, 9308, 9698, 11635, 14320, 14920, 18616, 19396, 23270, 24245, 29840, 37232, 38792, 46540, 48490, 66767, 77584, 93080, 96980, 133534, 186160, 193960, 267068, 333835, 387920, 534136, 667670, 867971, 1068272, 1335340, 1735942, 2670680, 3471884, 4339855, 5341360, 6943768, 8679710, 13887536, 17359420, 34718840, 69437680]

約数ペア:

[(1, 69437680), (2, 34718840), (4, 17359420), (5, 13887536), (8, 8679710), (10, 6943768), (13, 5341360), (16, 4339855), (20, 3471884), (26, 2670680), (40, 1735942), (52, 1335340), (65, 1068272), (80, 867971), (104, 667670), (130, 534136), (179, 387920), (208, 333835), (260, 267068), (358, 193960), (373, 186160), (520, 133534), (716, 96980), (746, 93080), (895, 77584), (1040, 66767), (1432, 48490), (1492, 46540), (1790, 38792), (1865, 37232), (2327, 29840), (2864, 24245), (2984, 23270), (3580, 19396), (3730, 18616), (4654, 14920), (4849, 14320), (5968, 11635), (7160, 9698), (7460, 9308)]