144976475

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 216652800

約数和(自身を除く): 71676325

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 181, 199, 575, 805, 905, 995, 1267, 1393, 4025, 4163, 4525, 4577, 4975, 6335, 6965, 20815, 22885, 29141, 31675, 32039, 34825, 36019, 104075, 114425, 145705, 160195, 180095, 252133, 728525, 800975, 828437, 900475, 1260665, 4142185, 5799059, 6303325, 20710925, 28995295, 144976475]

約数ペア:

[(1, 144976475), (5, 28995295), (7, 20710925), (23, 6303325), (25, 5799059), (35, 4142185), (115, 1260665), (161, 900475), (175, 828437), (181, 800975), (199, 728525), (575, 252133), (805, 180095), (905, 160195), (995, 145705), (1267, 114425), (1393, 104075), (4025, 36019), (4163, 34825), (4525, 32039), (4577, 31675), (4975, 29141), (6335, 22885), (6965, 20815)]