66113680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:484

約数の個数: 80

約数和(自身を含む): 164279664

約数和(自身を除く): 98165984

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 173, 272, 281, 340, 346, 562, 680, 692, 865, 1124, 1360, 1384, 1405, 1730, 2248, 2768, 2810, 2941, 3460, 4496, 4777, 5620, 5882, 6920, 9554, 11240, 11764, 13840, 14705, 19108, 22480, 23528, 23885, 29410, 38216, 47056, 47770, 48613, 58820, 76432, 95540, 97226, 117640, 191080, 194452, 235280, 243065, 382160, 388904, 486130, 777808, 826421, 972260, 1652842, 1944520, 3305684, 3889040, 4132105, 6611368, 8264210, 13222736, 16528420, 33056840, 66113680]

約数ペア:

[(1, 66113680), (2, 33056840), (4, 16528420), (5, 13222736), (8, 8264210), (10, 6611368), (16, 4132105), (17, 3889040), (20, 3305684), (34, 1944520), (40, 1652842), (68, 972260), (80, 826421), (85, 777808), (136, 486130), (170, 388904), (173, 382160), (272, 243065), (281, 235280), (340, 194452), (346, 191080), (562, 117640), (680, 97226), (692, 95540), (865, 76432), (1124, 58820), (1360, 48613), (1384, 47770), (1405, 47056), (1730, 38216), (2248, 29410), (2768, 23885), (2810, 23528), (2941, 22480), (3460, 19108), (4496, 14705), (4777, 13840), (5620, 11764), (5882, 11240), (6920, 9554)]