72272320

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3181}}^1$

素因数の和:3269

約数の個数: 56

約数和(自身を含む): 174577248

約数和(自身を除く): 102304928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1420, 2272, 2840, 3181, 4544, 5680, 6362, 11360, 12724, 15905, 22720, 25448, 31810, 50896, 63620, 101792, 127240, 203584, 225851, 254480, 451702, 508960, 903404, 1017920, 1129255, 1806808, 2258510, 3613616, 4517020, 7227232, 9034040, 14454464, 18068080, 36136160, 72272320]

約数ペア:

[(1, 72272320), (2, 36136160), (4, 18068080), (5, 14454464), (8, 9034040), (10, 7227232), (16, 4517020), (20, 3613616), (32, 2258510), (40, 1806808), (64, 1129255), (71, 1017920), (80, 903404), (142, 508960), (160, 451702), (284, 254480), (320, 225851), (355, 203584), (568, 127240), (710, 101792), (1136, 63620), (1420, 50896), (2272, 31810), (2840, 25448), (3181, 22720), (4544, 15905), (5680, 12724), (6362, 11360)]