64694680

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 150336000

約数和(自身を除く): 85641320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 79, 118, 158, 236, 295, 316, 347, 395, 472, 590, 632, 694, 790, 1180, 1388, 1580, 1735, 2360, 2776, 3160, 3470, 4661, 6940, 9322, 13880, 18644, 20473, 23305, 27413, 37288, 40946, 46610, 54826, 81892, 93220, 102365, 109652, 137065, 163784, 186440, 204730, 219304, 274130, 409460, 548260, 818920, 1096520, 1617367, 3234734, 6469468, 8086835, 12938936, 16173670, 32347340, 64694680]

約数ペア:

[(1, 64694680), (2, 32347340), (4, 16173670), (5, 12938936), (8, 8086835), (10, 6469468), (20, 3234734), (40, 1617367), (59, 1096520), (79, 818920), (118, 548260), (158, 409460), (236, 274130), (295, 219304), (316, 204730), (347, 186440), (395, 163784), (472, 137065), (590, 109652), (632, 102365), (694, 93220), (790, 81892), (1180, 54826), (1388, 46610), (1580, 40946), (1735, 37288), (2360, 27413), (2776, 23305), (3160, 20473), (3470, 18644), (4661, 13880), (6940, 9322)]