45648100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:349

約数の個数: 72

約数和(自身を含む): 104993280

約数和(自身を除く): 59345180

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 89, 92, 100, 115, 178, 223, 230, 356, 445, 446, 460, 575, 890, 892, 1115, 1150, 1780, 2047, 2225, 2230, 2300, 4094, 4450, 4460, 5129, 5575, 8188, 8900, 10235, 10258, 11150, 19847, 20470, 20516, 22300, 25645, 39694, 40940, 51175, 51290, 79388, 99235, 102350, 102580, 128225, 198470, 204700, 256450, 396940, 456481, 496175, 512900, 912962, 992350, 1825924, 1984700, 2282405, 4564810, 9129620, 11412025, 22824050, 45648100]

約数ペア:

[(1, 45648100), (2, 22824050), (4, 11412025), (5, 9129620), (10, 4564810), (20, 2282405), (23, 1984700), (25, 1825924), (46, 992350), (50, 912962), (89, 512900), (92, 496175), (100, 456481), (115, 396940), (178, 256450), (223, 204700), (230, 198470), (356, 128225), (445, 102580), (446, 102350), (460, 99235), (575, 79388), (890, 51290), (892, 51175), (1115, 40940), (1150, 39694), (1780, 25645), (2047, 22300), (2225, 20516), (2230, 20470), (2300, 19847), (4094, 11150), (4450, 10258), (4460, 10235), (5129, 8900), (5575, 8188)]