31051700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{277}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 72391200

約数和(自身を除く): 41339500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 59, 76, 95, 100, 118, 190, 236, 277, 295, 380, 475, 554, 590, 950, 1108, 1121, 1180, 1385, 1475, 1900, 2242, 2770, 2950, 4484, 5263, 5540, 5605, 5900, 6925, 10526, 11210, 13850, 16343, 21052, 22420, 26315, 27700, 28025, 32686, 52630, 56050, 65372, 81715, 105260, 112100, 131575, 163430, 263150, 310517, 326860, 408575, 526300, 621034, 817150, 1242068, 1552585, 1634300, 3105170, 6210340, 7762925, 15525850, 31051700]

約数ペア:

[(1, 31051700), (2, 15525850), (4, 7762925), (5, 6210340), (10, 3105170), (19, 1634300), (20, 1552585), (25, 1242068), (38, 817150), (50, 621034), (59, 526300), (76, 408575), (95, 326860), (100, 310517), (118, 263150), (190, 163430), (236, 131575), (277, 112100), (295, 105260), (380, 81715), (475, 65372), (554, 56050), (590, 52630), (950, 32686), (1108, 28025), (1121, 27700), (1180, 26315), (1385, 22420), (1475, 21052), (1900, 16343), (2242, 13850), (2770, 11210), (2950, 10526), (4484, 6925), (5263, 5900), (5540, 5605)]