2499609825

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{1487}}^1$

素因数の和:1775

約数の個数: 72

約数和(自身を含む): 4643798016

約数和(自身を除く): 2144188191

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 241, 279, 465, 723, 775, 1205, 1395, 1487, 2169, 2325, 3615, 4461, 6025, 6975, 7435, 7471, 10845, 13383, 18075, 22305, 22413, 37175, 37355, 46097, 54225, 66915, 67239, 111525, 112065, 138291, 186775, 230485, 334575, 336195, 358367, 414873, 560325, 691455, 1075101, 1152425, 1680975, 1791835, 2074365, 3225303, 3457275, 5375505, 8959175, 10371825, 11109377, 16126515, 26877525, 33328131, 55546885, 80632575, 99984393, 166640655, 277734425, 499921965, 833203275, 2499609825]

約数ペア:

[(1, 2499609825), (3, 833203275), (5, 499921965), (9, 277734425), (15, 166640655), (25, 99984393), (31, 80632575), (45, 55546885), (75, 33328131), (93, 26877525), (155, 16126515), (225, 11109377), (241, 10371825), (279, 8959175), (465, 5375505), (723, 3457275), (775, 3225303), (1205, 2074365), (1395, 1791835), (1487, 1680975), (2169, 1152425), (2325, 1075101), (3615, 691455), (4461, 560325), (6025, 414873), (6975, 358367), (7435, 336195), (7471, 334575), (10845, 230485), (13383, 186775), (18075, 138291), (22305, 112065), (22413, 111525), (37175, 67239), (37355, 66915), (46097, 54225)]