90794328760

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{457}}^1\times {\mathrm{12511}}^1$

素因数の和:13376

約数の個数: 64

約数和(自身を含む): 205266366720

約数和(自身を除く): 114472037960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 457, 794, 914, 1588, 1828, 1985, 2285, 3176, 3656, 3970, 4570, 7940, 9140, 12511, 15880, 18280, 25022, 50044, 62555, 100088, 125110, 181429, 250220, 362858, 500440, 725716, 907145, 1451432, 1814290, 3628580, 4966867, 5717527, 7257160, 9933734, 11435054, 19867468, 22870108, 24834335, 28587635, 39734936, 45740216, 49668670, 57175270, 99337340, 114350540, 198674680, 228701080, 2269858219, 4539716438, 9079432876, 11349291095, 18158865752, 22698582190, 45397164380, 90794328760]

約数ペア:

[(1, 90794328760), (2, 45397164380), (4, 22698582190), (5, 18158865752), (8, 11349291095), (10, 9079432876), (20, 4539716438), (40, 2269858219), (397, 228701080), (457, 198674680), (794, 114350540), (914, 99337340), (1588, 57175270), (1828, 49668670), (1985, 45740216), (2285, 39734936), (3176, 28587635), (3656, 24834335), (3970, 22870108), (4570, 19867468), (7940, 11435054), (9140, 9933734), (12511, 7257160), (15880, 5717527), (18280, 4966867), (25022, 3628580), (50044, 1814290), (62555, 1451432), (100088, 907145), (125110, 725716), (181429, 500440), (250220, 362858)]