40906515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 74575872

約数和(自身を除く): 33669357

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 67, 93, 101, 155, 195, 201, 303, 335, 403, 465, 505, 871, 1005, 1209, 1313, 1515, 2015, 2077, 2613, 3131, 3939, 4355, 6045, 6231, 6565, 6767, 9393, 10385, 13065, 15655, 19695, 20301, 27001, 31155, 33835, 40703, 46965, 81003, 87971, 101505, 122109, 135005, 203515, 209777, 263913, 405015, 439855, 610545, 629331, 1048885, 1319565, 2727101, 3146655, 8181303, 13635505, 40906515]

約数ペア:

[(1, 40906515), (3, 13635505), (5, 8181303), (13, 3146655), (15, 2727101), (31, 1319565), (39, 1048885), (65, 629331), (67, 610545), (93, 439855), (101, 405015), (155, 263913), (195, 209777), (201, 203515), (303, 135005), (335, 122109), (403, 101505), (465, 87971), (505, 81003), (871, 46965), (1005, 40703), (1209, 33835), (1313, 31155), (1515, 27001), (2015, 20301), (2077, 19695), (2613, 15655), (3131, 13065), (3939, 10385), (4355, 9393), (6045, 6767), (6231, 6565)]