130645160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{105359}}^1$

素因数の和:105401

約数の個数: 32

約数和(自身を含む): 303436800

約数和(自身を除く): 172791640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 105359, 210718, 421436, 526795, 842872, 1053590, 2107180, 3266129, 4214360, 6532258, 13064516, 16330645, 26129032, 32661290, 65322580, 130645160]

約数ペア:

[(1, 130645160), (2, 65322580), (4, 32661290), (5, 26129032), (8, 16330645), (10, 13064516), (20, 6532258), (31, 4214360), (40, 3266129), (62, 2107180), (124, 1053590), (155, 842872), (248, 526795), (310, 421436), (620, 210718), (1240, 105359)]