8545373425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:463

約数の個数: 72

約数和(自身を含む): 11849241600

約数和(自身を除く): 3303868175

約数列:

[1, 5, 17, 23, 25, 85, 115, 191, 199, 391, 425, 529, 575, 955, 995, 1955, 2645, 3247, 3383, 4393, 4577, 4775, 4975, 8993, 9775, 13225, 16235, 16915, 21965, 22885, 38009, 44965, 74681, 77809, 81175, 84575, 101039, 105271, 109825, 114425, 190045, 224825, 373405, 389045, 505195, 526355, 646153, 874207, 950225, 1717663, 1789607, 1867025, 1945225, 2525975, 2631775, 3230765, 4371035, 8588315, 8948035, 14861519, 16153825, 20106761, 21855175, 42941575, 44740175, 74307595, 100533805, 341814937, 371537975, 502669025, 1709074685, 8545373425]

約数ペア:

[(1, 8545373425), (5, 1709074685), (17, 502669025), (23, 371537975), (25, 341814937), (85, 100533805), (115, 74307595), (191, 44740175), (199, 42941575), (391, 21855175), (425, 20106761), (529, 16153825), (575, 14861519), (955, 8948035), (995, 8588315), (1955, 4371035), (2645, 3230765), (3247, 2631775), (3383, 2525975), (4393, 1945225), (4577, 1867025), (4775, 1789607), (4975, 1717663), (8993, 950225), (9775, 874207), (13225, 646153), (16235, 526355), (16915, 505195), (21965, 389045), (22885, 373405), (38009, 224825), (44965, 190045), (74681, 114425), (77809, 109825), (81175, 105271), (84575, 101039)]