355502680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{9629}}^1$

素因数の和:9724

約数の個数: 64

約数和(自身を含む): 873633600

約数和(自身を除く): 518130920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2840, 3692, 4615, 7384, 9230, 9629, 18460, 19258, 36920, 38516, 48145, 77032, 96290, 125177, 192580, 250354, 385160, 500708, 625885, 683659, 1001416, 1251770, 1367318, 2503540, 2734636, 3418295, 5007080, 5469272, 6836590, 8887567, 13673180, 17775134, 27346360, 35550268, 44437835, 71100536, 88875670, 177751340, 355502680]

約数ペア:

[(1, 355502680), (2, 177751340), (4, 88875670), (5, 71100536), (8, 44437835), (10, 35550268), (13, 27346360), (20, 17775134), (26, 13673180), (40, 8887567), (52, 6836590), (65, 5469272), (71, 5007080), (104, 3418295), (130, 2734636), (142, 2503540), (260, 1367318), (284, 1251770), (355, 1001416), (520, 683659), (568, 625885), (710, 500708), (923, 385160), (1420, 250354), (1846, 192580), (2840, 125177), (3692, 96290), (4615, 77032), (7384, 48145), (9230, 38516), (9629, 36920), (18460, 19258)]