31752760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 77565600

約数和(自身を除く): 45812840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 227, 260, 269, 454, 520, 538, 908, 1076, 1135, 1345, 1816, 2152, 2270, 2690, 2951, 3497, 4540, 5380, 5902, 6994, 9080, 10760, 11804, 13988, 14755, 17485, 23608, 27976, 29510, 34970, 59020, 61063, 69940, 118040, 122126, 139880, 244252, 305315, 488504, 610630, 793819, 1221260, 1587638, 2442520, 3175276, 3969095, 6350552, 7938190, 15876380, 31752760]

約数ペア:

[(1, 31752760), (2, 15876380), (4, 7938190), (5, 6350552), (8, 3969095), (10, 3175276), (13, 2442520), (20, 1587638), (26, 1221260), (40, 793819), (52, 610630), (65, 488504), (104, 305315), (130, 244252), (227, 139880), (260, 122126), (269, 118040), (454, 69940), (520, 61063), (538, 59020), (908, 34970), (1076, 29510), (1135, 27976), (1345, 23608), (1816, 17485), (2152, 14755), (2270, 13988), (2690, 11804), (2951, 10760), (3497, 9080), (4540, 6994), (5380, 5902)]