319858175

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2383}}^1$

素因数の和:2472

約数の個数: 48

約数和(自身を含む): 496634880

約数和(自身を除く): 176776705

約数列:

[1, 5, 7, 13, 25, 35, 59, 65, 91, 175, 295, 325, 413, 455, 767, 1475, 2065, 2275, 2383, 3835, 5369, 10325, 11915, 16681, 19175, 26845, 30979, 59575, 83405, 134225, 140597, 154895, 216853, 417025, 702985, 774475, 984179, 1084265, 1827761, 3514925, 4920895, 5421325, 9138805, 12794327, 24604475, 45694025, 63971635, 319858175]

約数ペア:

[(1, 319858175), (5, 63971635), (7, 45694025), (13, 24604475), (25, 12794327), (35, 9138805), (59, 5421325), (65, 4920895), (91, 3514925), (175, 1827761), (295, 1084265), (325, 984179), (413, 774475), (455, 702985), (767, 417025), (1475, 216853), (2065, 154895), (2275, 140597), (2383, 134225), (3835, 83405), (5369, 59575), (10325, 30979), (11915, 26845), (16681, 19175)]