72436480

素因数分解:

$2^8\times 5^1\times {\mathrm{56591}}^1$

素因数の和:56612

約数の個数: 36

約数和(自身を含む): 173511072

約数和(自身を除く): 101074592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 56591, 113182, 226364, 282955, 452728, 565910, 905456, 1131820, 1810912, 2263640, 3621824, 4527280, 7243648, 9054560, 14487296, 18109120, 36218240, 72436480]

約数ペア:

[(1, 72436480), (2, 36218240), (4, 18109120), (5, 14487296), (8, 9054560), (10, 7243648), (16, 4527280), (20, 3621824), (32, 2263640), (40, 1810912), (64, 1131820), (80, 905456), (128, 565910), (160, 452728), (256, 282955), (320, 226364), (640, 113182), (1280, 56591)]