81920100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{273067}}^1$

素因数の和:273084

約数の個数: 36

約数和(自身を含む): 237023024

約数和(自身を除く): 155102924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 273067, 546134, 819201, 1092268, 1365335, 1638402, 2730670, 3276804, 4096005, 5461340, 6826675, 8192010, 13653350, 16384020, 20480025, 27306700, 40960050, 81920100]

約数ペア:

[(1, 81920100), (2, 40960050), (3, 27306700), (4, 20480025), (5, 16384020), (6, 13653350), (10, 8192010), (12, 6826675), (15, 5461340), (20, 4096005), (25, 3276804), (30, 2730670), (50, 1638402), (60, 1365335), (75, 1092268), (100, 819201), (150, 546134), (300, 273067)]