898702575

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 1616896512

約数和(自身を除く): 718193937

約数列:

[1, 3, 5, 15, 23, 25, 41, 69, 75, 97, 115, 123, 131, 205, 291, 345, 393, 485, 575, 615, 655, 943, 1025, 1455, 1725, 1965, 2231, 2425, 2829, 3013, 3075, 3275, 3977, 4715, 5371, 6693, 7275, 9039, 9825, 11155, 11931, 12707, 14145, 15065, 16113, 19885, 23575, 26855, 33465, 38121, 45195, 55775, 59655, 63535, 70725, 75325, 80565, 91471, 99425, 123533, 134275, 167325, 190605, 225975, 274413, 292261, 298275, 317675, 370599, 402825, 457355, 520987, 617665, 876783, 953025, 1372065, 1461305, 1562961, 1852995, 2286775, 2604935, 3088325, 4383915, 6860325, 7306525, 7814805, 9264975, 11982701, 13024675, 21919575, 35948103, 39074025, 59913505, 179740515, 299567525, 898702575]

約数ペア:

[(1, 898702575), (3, 299567525), (5, 179740515), (15, 59913505), (23, 39074025), (25, 35948103), (41, 21919575), (69, 13024675), (75, 11982701), (97, 9264975), (115, 7814805), (123, 7306525), (131, 6860325), (205, 4383915), (291, 3088325), (345, 2604935), (393, 2286775), (485, 1852995), (575, 1562961), (615, 1461305), (655, 1372065), (943, 953025), (1025, 876783), (1455, 617665), (1725, 520987), (1965, 457355), (2231, 402825), (2425, 370599), (2829, 317675), (3013, 298275), (3075, 292261), (3275, 274413), (3977, 225975), (4715, 190605), (5371, 167325), (6693, 134275), (7275, 123533), (9039, 99425), (9825, 91471), (11155, 80565), (11931, 75325), (12707, 70725), (14145, 63535), (15065, 59655), (16113, 55775), (19885, 45195), (23575, 38121), (26855, 33465)]