79469440

素因数分解:

$2^7\times 5^1\times {\mathrm{124171}}^1$

素因数の和:124190

約数の個数: 32

約数和(自身を含む): 189983160

約数和(自身を除く): 110513720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 124171, 248342, 496684, 620855, 993368, 1241710, 1986736, 2483420, 3973472, 4966840, 7946944, 9933680, 15893888, 19867360, 39734720, 79469440]

約数ペア:

[(1, 79469440), (2, 39734720), (4, 19867360), (5, 15893888), (8, 9933680), (10, 7946944), (16, 4966840), (20, 3973472), (32, 2483420), (40, 1986736), (64, 1241710), (80, 993368), (128, 620855), (160, 496684), (320, 248342), (640, 124171)]