31915650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1259}}^1$

素因数の和:1300

約数の個数: 72

約数和(自身を含む): 85775760

約数和(自身を除く): 53860110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 650, 845, 975, 1014, 1259, 1690, 1950, 2518, 2535, 3777, 4225, 5070, 6295, 7554, 8450, 12590, 12675, 16367, 18885, 25350, 31475, 32734, 37770, 49101, 62950, 81835, 94425, 98202, 163670, 188850, 212771, 245505, 409175, 425542, 491010, 638313, 818350, 1063855, 1227525, 1276626, 2127710, 2455050, 3191565, 5319275, 6383130, 10638550, 15957825, 31915650]

約数ペア:

[(1, 31915650), (2, 15957825), (3, 10638550), (5, 6383130), (6, 5319275), (10, 3191565), (13, 2455050), (15, 2127710), (25, 1276626), (26, 1227525), (30, 1063855), (39, 818350), (50, 638313), (65, 491010), (75, 425542), (78, 409175), (130, 245505), (150, 212771), (169, 188850), (195, 163670), (325, 98202), (338, 94425), (390, 81835), (507, 62950), (650, 49101), (845, 37770), (975, 32734), (1014, 31475), (1259, 25350), (1690, 18885), (1950, 16367), (2518, 12675), (2535, 12590), (3777, 8450), (4225, 7554), (5070, 6295)]