961834520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{13147}}^1$

素因数の和:13248

約数の個数: 64

約数和(自身を含む): 2271974400

約数和(自身を除く): 1310139880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 472, 590, 620, 1180, 1240, 1829, 2360, 3658, 7316, 9145, 13147, 14632, 18290, 26294, 36580, 52588, 65735, 73160, 105176, 131470, 262940, 407557, 525880, 775673, 815114, 1551346, 1630228, 2037785, 3102692, 3260456, 3878365, 4075570, 6205384, 7756730, 8151140, 15513460, 16302280, 24045863, 31026920, 48091726, 96183452, 120229315, 192366904, 240458630, 480917260, 961834520]

約数ペア:

[(1, 961834520), (2, 480917260), (4, 240458630), (5, 192366904), (8, 120229315), (10, 96183452), (20, 48091726), (31, 31026920), (40, 24045863), (59, 16302280), (62, 15513460), (118, 8151140), (124, 7756730), (155, 6205384), (236, 4075570), (248, 3878365), (295, 3260456), (310, 3102692), (472, 2037785), (590, 1630228), (620, 1551346), (1180, 815114), (1240, 775673), (1829, 525880), (2360, 407557), (3658, 262940), (7316, 131470), (9145, 105176), (13147, 73160), (14632, 65735), (18290, 52588), (26294, 36580)]