828494680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{26119}}^1$

素因数の和:26204

約数の個数: 64

約数和(自身を含む): 2040494400

約数和(自身を除く): 1211999720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2440, 3172, 3965, 6344, 7930, 15860, 26119, 31720, 52238, 104476, 130595, 208952, 261190, 339547, 522380, 679094, 1044760, 1358188, 1593259, 1697735, 2716376, 3186518, 3395470, 6373036, 6790940, 7966295, 12746072, 13581880, 15932590, 20712367, 31865180, 41424734, 63730360, 82849468, 103561835, 165698936, 207123670, 414247340, 828494680]

約数ペア:

[(1, 828494680), (2, 414247340), (4, 207123670), (5, 165698936), (8, 103561835), (10, 82849468), (13, 63730360), (20, 41424734), (26, 31865180), (40, 20712367), (52, 15932590), (61, 13581880), (65, 12746072), (104, 7966295), (122, 6790940), (130, 6373036), (244, 3395470), (260, 3186518), (305, 2716376), (488, 1697735), (520, 1593259), (610, 1358188), (793, 1044760), (1220, 679094), (1586, 522380), (2440, 339547), (3172, 261190), (3965, 208952), (6344, 130595), (7930, 104476), (15860, 52238), (26119, 31720)]