89237720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15601}}^1$

素因数の和:15636

約数の個数: 64

約数和(自身を含む): 235902240

約数和(自身を除く): 146664520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 15601, 31202, 62404, 78005, 124808, 156010, 171611, 202813, 312020, 343222, 405626, 624040, 686444, 811252, 858055, 1014065, 1372888, 1622504, 1716110, 2028130, 2230943, 3432220, 4056260, 4461886, 6864440, 8112520, 8923772, 11154715, 17847544, 22309430, 44618860, 89237720]

約数ペア:

[(1, 89237720), (2, 44618860), (4, 22309430), (5, 17847544), (8, 11154715), (10, 8923772), (11, 8112520), (13, 6864440), (20, 4461886), (22, 4056260), (26, 3432220), (40, 2230943), (44, 2028130), (52, 1716110), (55, 1622504), (65, 1372888), (88, 1014065), (104, 858055), (110, 811252), (130, 686444), (143, 624040), (220, 405626), (260, 343222), (286, 312020), (440, 202813), (520, 171611), (572, 156010), (715, 124808), (1144, 78005), (1430, 62404), (2860, 31202), (5720, 15601)]