90951250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 80

約数和(自身を含む): 190907640

約数和(自身を除く): 99956390

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 125, 130, 145, 193, 250, 290, 325, 377, 386, 625, 650, 725, 754, 965, 1250, 1450, 1625, 1885, 1930, 2509, 3250, 3625, 3770, 4825, 5018, 5597, 7250, 8125, 9425, 9650, 11194, 12545, 16250, 18125, 18850, 24125, 25090, 27985, 36250, 47125, 48250, 55970, 62725, 72761, 94250, 120625, 125450, 139925, 145522, 235625, 241250, 279850, 313625, 363805, 471250, 627250, 699625, 727610, 1399250, 1568125, 1819025, 3136250, 3498125, 3638050, 6996250, 9095125, 18190250, 45475625, 90951250]

約数ペア:

[(1, 90951250), (2, 45475625), (5, 18190250), (10, 9095125), (13, 6996250), (25, 3638050), (26, 3498125), (29, 3136250), (50, 1819025), (58, 1568125), (65, 1399250), (125, 727610), (130, 699625), (145, 627250), (193, 471250), (250, 363805), (290, 313625), (325, 279850), (377, 241250), (386, 235625), (625, 145522), (650, 139925), (725, 125450), (754, 120625), (965, 94250), (1250, 72761), (1450, 62725), (1625, 55970), (1885, 48250), (1930, 47125), (2509, 36250), (3250, 27985), (3625, 25090), (3770, 24125), (4825, 18850), (5018, 18125), (5597, 16250), (7250, 12545), (8125, 11194), (9425, 9650)]