64342720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15467}}^1$

素因数の和:15497

約数の個数: 56

約数和(自身を含む): 165012624

約数和(自身を除く): 100669904

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 15467, 30934, 61868, 77335, 123736, 154670, 201071, 247472, 309340, 402142, 494944, 618680, 804284, 989888, 1005355, 1237360, 1608568, 2010710, 2474720, 3217136, 4021420, 4949440, 6434272, 8042840, 12868544, 16085680, 32171360, 64342720]

約数ペア:

[(1, 64342720), (2, 32171360), (4, 16085680), (5, 12868544), (8, 8042840), (10, 6434272), (13, 4949440), (16, 4021420), (20, 3217136), (26, 2474720), (32, 2010710), (40, 1608568), (52, 1237360), (64, 1005355), (65, 989888), (80, 804284), (104, 618680), (130, 494944), (160, 402142), (208, 309340), (260, 247472), (320, 201071), (416, 154670), (520, 123736), (832, 77335), (1040, 61868), (2080, 30934), (4160, 15467)]