80914840

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{12113}}^1$

素因数の和:12291

約数の個数: 32

約数和(自身を含む): 183163680

約数和(自身を除く): 102248840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 12113, 24226, 48452, 60565, 96904, 121130, 242260, 484520, 2022871, 4045742, 8091484, 10114355, 16182968, 20228710, 40457420, 80914840]

約数ペア:

[(1, 80914840), (2, 40457420), (4, 20228710), (5, 16182968), (8, 10114355), (10, 8091484), (20, 4045742), (40, 2022871), (167, 484520), (334, 242260), (668, 121130), (835, 96904), (1336, 60565), (1670, 48452), (3340, 24226), (6680, 12113)]