64318480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47293}}^1$

素因数の和:47323

約数の個数: 40

約数和(自身を含む): 158340312

約数和(自身を除く): 94021832

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 47293, 94586, 189172, 236465, 378344, 472930, 756688, 803981, 945860, 1607962, 1891720, 3215924, 3783440, 4019905, 6431848, 8039810, 12863696, 16079620, 32159240, 64318480]

約数ペア:

[(1, 64318480), (2, 32159240), (4, 16079620), (5, 12863696), (8, 8039810), (10, 6431848), (16, 4019905), (17, 3783440), (20, 3215924), (34, 1891720), (40, 1607962), (68, 945860), (80, 803981), (85, 756688), (136, 472930), (170, 378344), (272, 236465), (340, 189172), (680, 94586), (1360, 47293)]