82676480

素因数分解:

$2^8\times 5^1\times {\mathrm{64591}}^1$

素因数の和:64612

約数の個数: 36

約数和(自身を含む): 198039072

約数和(自身を除く): 115362592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 64591, 129182, 258364, 322955, 516728, 645910, 1033456, 1291820, 2066912, 2583640, 4133824, 5167280, 8267648, 10334560, 16535296, 20669120, 41338240, 82676480]

約数ペア:

[(1, 82676480), (2, 41338240), (4, 20669120), (5, 16535296), (8, 10334560), (10, 8267648), (16, 5167280), (20, 4133824), (32, 2583640), (40, 2066912), (64, 1291820), (80, 1033456), (128, 645910), (160, 516728), (256, 322955), (320, 258364), (640, 129182), (1280, 64591)]