131650480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1229}}^1$

素因数の和:1358

約数の個数: 80

約数和(自身を含む): 333103680

約数和(自身を除く): 201453200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 103, 104, 130, 206, 208, 260, 412, 515, 520, 824, 1030, 1040, 1229, 1339, 1648, 2060, 2458, 2678, 4120, 4916, 5356, 6145, 6695, 8240, 9832, 10712, 12290, 13390, 15977, 19664, 21424, 24580, 26780, 31954, 49160, 53560, 63908, 79885, 98320, 107120, 126587, 127816, 159770, 253174, 255632, 319540, 506348, 632935, 639080, 1012696, 1265870, 1278160, 1645631, 2025392, 2531740, 3291262, 5063480, 6582524, 8228155, 10126960, 13165048, 16456310, 26330096, 32912620, 65825240, 131650480]

約数ペア:

[(1, 131650480), (2, 65825240), (4, 32912620), (5, 26330096), (8, 16456310), (10, 13165048), (13, 10126960), (16, 8228155), (20, 6582524), (26, 5063480), (40, 3291262), (52, 2531740), (65, 2025392), (80, 1645631), (103, 1278160), (104, 1265870), (130, 1012696), (206, 639080), (208, 632935), (260, 506348), (412, 319540), (515, 255632), (520, 253174), (824, 159770), (1030, 127816), (1040, 126587), (1229, 107120), (1339, 98320), (1648, 79885), (2060, 63908), (2458, 53560), (2678, 49160), (4120, 31954), (4916, 26780), (5356, 24580), (6145, 21424), (6695, 19664), (8240, 15977), (9832, 13390), (10712, 12290)]