76520960

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:515

約数の個数: 80

約数和(自身を含む): 186496992

約数和(自身を除く): 109976032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 421, 512, 568, 640, 710, 842, 1136, 1280, 1420, 1684, 2105, 2272, 2560, 2840, 3368, 4210, 4544, 5680, 6736, 8420, 9088, 11360, 13472, 16840, 18176, 22720, 26944, 29891, 33680, 36352, 45440, 53888, 59782, 67360, 90880, 107776, 119564, 134720, 149455, 181760, 215552, 239128, 269440, 298910, 478256, 538880, 597820, 956512, 1077760, 1195640, 1913024, 2391280, 3826048, 4782560, 7652096, 9565120, 15304192, 19130240, 38260480, 76520960]

約数ペア:

[(1, 76520960), (2, 38260480), (4, 19130240), (5, 15304192), (8, 9565120), (10, 7652096), (16, 4782560), (20, 3826048), (32, 2391280), (40, 1913024), (64, 1195640), (71, 1077760), (80, 956512), (128, 597820), (142, 538880), (160, 478256), (256, 298910), (284, 269440), (320, 239128), (355, 215552), (421, 181760), (512, 149455), (568, 134720), (640, 119564), (710, 107776), (842, 90880), (1136, 67360), (1280, 59782), (1420, 53888), (1684, 45440), (2105, 36352), (2272, 33680), (2560, 29891), (2840, 26944), (3368, 22720), (4210, 18176), (4544, 16840), (5680, 13472), (6736, 11360), (8420, 9088)]