77247560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{997}}^1$

素因数の和:1170

約数の個数: 64

約数和(自身を含む): 188622000

約数和(自身を除く): 111374440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 149, 260, 298, 520, 596, 745, 997, 1192, 1490, 1937, 1994, 2980, 3874, 3988, 4985, 5960, 7748, 7976, 9685, 9970, 12961, 15496, 19370, 19940, 25922, 38740, 39880, 51844, 64805, 77480, 103688, 129610, 148553, 259220, 297106, 518440, 594212, 742765, 1188424, 1485530, 1931189, 2971060, 3862378, 5942120, 7724756, 9655945, 15449512, 19311890, 38623780, 77247560]

約数ペア:

[(1, 77247560), (2, 38623780), (4, 19311890), (5, 15449512), (8, 9655945), (10, 7724756), (13, 5942120), (20, 3862378), (26, 2971060), (40, 1931189), (52, 1485530), (65, 1188424), (104, 742765), (130, 594212), (149, 518440), (260, 297106), (298, 259220), (520, 148553), (596, 129610), (745, 103688), (997, 77480), (1192, 64805), (1490, 51844), (1937, 39880), (1994, 38740), (2980, 25922), (3874, 19940), (3988, 19370), (4985, 15496), (5960, 12961), (7748, 9970), (7976, 9685)]