431609900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4801}}^1$

素因数の和:4875

約数の個数: 72

約数和(自身を含む): 1000352640

約数和(自身を除く): 568742740

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 31, 50, 58, 62, 100, 116, 124, 145, 155, 290, 310, 580, 620, 725, 775, 899, 1450, 1550, 1798, 2900, 3100, 3596, 4495, 4801, 8990, 9602, 17980, 19204, 22475, 24005, 44950, 48010, 89900, 96020, 120025, 139229, 148831, 240050, 278458, 297662, 480100, 556916, 595324, 696145, 744155, 1392290, 1488310, 2784580, 2976620, 3480725, 3720775, 4316099, 6961450, 7441550, 8632198, 13922900, 14883100, 17264396, 21580495, 43160990, 86321980, 107902475, 215804950, 431609900]

約数ペア:

[(1, 431609900), (2, 215804950), (4, 107902475), (5, 86321980), (10, 43160990), (20, 21580495), (25, 17264396), (29, 14883100), (31, 13922900), (50, 8632198), (58, 7441550), (62, 6961450), (100, 4316099), (116, 3720775), (124, 3480725), (145, 2976620), (155, 2784580), (290, 1488310), (310, 1392290), (580, 744155), (620, 696145), (725, 595324), (775, 556916), (899, 480100), (1450, 297662), (1550, 278458), (1798, 240050), (2900, 148831), (3100, 139229), (3596, 120025), (4495, 96020), (4801, 89900), (8990, 48010), (9602, 44950), (17980, 24005), (19204, 22475)]