25939960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1031}}^1$

素因数の和:1096

約数の個数: 64

約数和(自身を含む): 63529920

約数和(自身を除く): 37589960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1031, 1258, 1480, 2062, 2516, 3145, 4124, 5032, 5155, 6290, 8248, 10310, 12580, 17527, 20620, 25160, 35054, 38147, 41240, 70108, 76294, 87635, 140216, 152588, 175270, 190735, 305176, 350540, 381470, 648499, 701080, 762940, 1296998, 1525880, 2593996, 3242495, 5187992, 6484990, 12969980, 25939960]

約数ペア:

[(1, 25939960), (2, 12969980), (4, 6484990), (5, 5187992), (8, 3242495), (10, 2593996), (17, 1525880), (20, 1296998), (34, 762940), (37, 701080), (40, 648499), (68, 381470), (74, 350540), (85, 305176), (136, 190735), (148, 175270), (170, 152588), (185, 140216), (296, 87635), (340, 76294), (370, 70108), (629, 41240), (680, 38147), (740, 35054), (1031, 25160), (1258, 20620), (1480, 17527), (2062, 12580), (2516, 10310), (3145, 8248), (4124, 6290), (5032, 5155)]