90792400

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^3$

素因数の和:201

約数の個数: 60

約数和(自身を含む): 221764204

約数和(自身を除く): 130971804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1220, 1525, 2440, 3050, 3721, 4880, 6100, 7442, 12200, 14884, 18605, 24400, 29768, 37210, 59536, 74420, 93025, 148840, 186050, 226981, 297680, 372100, 453962, 744200, 907924, 1134905, 1488400, 1815848, 2269810, 3631696, 4539620, 5674525, 9079240, 11349050, 18158480, 22698100, 45396200, 90792400]

約数ペア:

[(1, 90792400), (2, 45396200), (4, 22698100), (5, 18158480), (8, 11349050), (10, 9079240), (16, 5674525), (20, 4539620), (25, 3631696), (40, 2269810), (50, 1815848), (61, 1488400), (80, 1134905), (100, 907924), (122, 744200), (200, 453962), (244, 372100), (305, 297680), (400, 226981), (488, 186050), (610, 148840), (976, 93025), (1220, 74420), (1525, 59536), (2440, 37210), (3050, 29768), (3721, 24400), (4880, 18605), (6100, 14884), (7442, 12200)]