488984900

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{397}}^1$

素因数の和:633

約数の個数: 72

約数和(自身を含む): 1083029640

約数和(自身を除く): 594044740

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 113, 218, 226, 397, 436, 452, 545, 565, 794, 1090, 1130, 1588, 1985, 2180, 2260, 2725, 2825, 3970, 5450, 5650, 7940, 9925, 10900, 11300, 12317, 19850, 24634, 39700, 43273, 44861, 49268, 61585, 86546, 89722, 123170, 173092, 179444, 216365, 224305, 246340, 307925, 432730, 448610, 615850, 865460, 897220, 1081825, 1121525, 1231700, 2163650, 2243050, 4327300, 4486100, 4889849, 9779698, 19559396, 24449245, 48898490, 97796980, 122246225, 244492450, 488984900]

約数ペア:

[(1, 488984900), (2, 244492450), (4, 122246225), (5, 97796980), (10, 48898490), (20, 24449245), (25, 19559396), (50, 9779698), (100, 4889849), (109, 4486100), (113, 4327300), (218, 2243050), (226, 2163650), (397, 1231700), (436, 1121525), (452, 1081825), (545, 897220), (565, 865460), (794, 615850), (1090, 448610), (1130, 432730), (1588, 307925), (1985, 246340), (2180, 224305), (2260, 216365), (2725, 179444), (2825, 173092), (3970, 123170), (5450, 89722), (5650, 86546), (7940, 61585), (9925, 49268), (10900, 44861), (11300, 43273), (12317, 39700), (19850, 24634)]