31385900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3449}}^1$

素因数の和:3483

約数の個数: 72

約数和(自身を含む): 83848800

約数和(自身を除く): 52462900

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 3449, 4550, 6898, 9100, 13796, 17245, 24143, 34490, 44837, 48286, 68980, 86225, 89674, 96572, 120715, 172450, 179348, 224185, 241430, 313859, 344900, 448370, 482860, 603575, 627718, 896740, 1120925, 1207150, 1255436, 1569295, 2241850, 2414300, 3138590, 4483700, 6277180, 7846475, 15692950, 31385900]

約数ペア:

[(1, 31385900), (2, 15692950), (4, 7846475), (5, 6277180), (7, 4483700), (10, 3138590), (13, 2414300), (14, 2241850), (20, 1569295), (25, 1255436), (26, 1207150), (28, 1120925), (35, 896740), (50, 627718), (52, 603575), (65, 482860), (70, 448370), (91, 344900), (100, 313859), (130, 241430), (140, 224185), (175, 179348), (182, 172450), (260, 120715), (325, 96572), (350, 89674), (364, 86225), (455, 68980), (650, 48286), (700, 44837), (910, 34490), (1300, 24143), (1820, 17245), (2275, 13796), (3449, 9100), (4550, 6898)]