50120020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 108093888

約数和(自身を除く): 57973868

約数列:

[1, 2, 4, 5, 10, 20, 67, 113, 134, 226, 268, 331, 335, 452, 565, 662, 670, 1130, 1324, 1340, 1655, 2260, 3310, 6620, 7571, 15142, 22177, 30284, 37403, 37855, 44354, 74806, 75710, 88708, 110885, 149612, 151420, 187015, 221770, 374030, 443540, 748060, 2506001, 5012002, 10024004, 12530005, 25060010, 50120020]

約数ペア:

[(1, 50120020), (2, 25060010), (4, 12530005), (5, 10024004), (10, 5012002), (20, 2506001), (67, 748060), (113, 443540), (134, 374030), (226, 221770), (268, 187015), (331, 151420), (335, 149612), (452, 110885), (565, 88708), (662, 75710), (670, 74806), (1130, 44354), (1324, 37855), (1340, 37403), (1655, 30284), (2260, 22177), (3310, 15142), (6620, 7571)]