31097300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1259}}^1$

素因数の和:1305

約数の個数: 72

約数和(自身を含む): 76557600

約数和(自身を除く): 45460300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1259, 1300, 1900, 2470, 2518, 4940, 5036, 6175, 6295, 12350, 12590, 16367, 23921, 24700, 25180, 31475, 32734, 47842, 62950, 65468, 81835, 95684, 119605, 125900, 163670, 239210, 310973, 327340, 409175, 478420, 598025, 621946, 818350, 1196050, 1243892, 1554865, 1636700, 2392100, 3109730, 6219460, 7774325, 15548650, 31097300]

約数ペア:

[(1, 31097300), (2, 15548650), (4, 7774325), (5, 6219460), (10, 3109730), (13, 2392100), (19, 1636700), (20, 1554865), (25, 1243892), (26, 1196050), (38, 818350), (50, 621946), (52, 598025), (65, 478420), (76, 409175), (95, 327340), (100, 310973), (130, 239210), (190, 163670), (247, 125900), (260, 119605), (325, 95684), (380, 81835), (475, 65468), (494, 62950), (650, 47842), (950, 32734), (988, 31475), (1235, 25180), (1259, 24700), (1300, 23921), (1900, 16367), (2470, 12590), (2518, 12350), (4940, 6295), (5036, 6175)]