108978640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43943}}^1$

素因数の和:43987

約数の個数: 40

約数和(自身を含む): 261554688

約数和(自身を除く): 152576048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 43943, 87886, 175772, 219715, 351544, 439430, 703088, 878860, 1362233, 1757720, 2724466, 3515440, 5448932, 6811165, 10897864, 13622330, 21795728, 27244660, 54489320, 108978640]

約数ペア:

[(1, 108978640), (2, 54489320), (4, 27244660), (5, 21795728), (8, 13622330), (10, 10897864), (16, 6811165), (20, 5448932), (31, 3515440), (40, 2724466), (62, 1757720), (80, 1362233), (124, 878860), (155, 703088), (248, 439430), (310, 351544), (496, 219715), (620, 175772), (1240, 87886), (2480, 43943)]