2155346300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{719}}^1\times {\mathrm{967}}^1$

素因数の和:1731

約数の個数: 72

約数和(自身を含む): 4839690240

約数和(自身を除く): 2684343940

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 719, 775, 967, 1438, 1550, 1934, 2876, 3100, 3595, 3868, 4835, 7190, 9670, 14380, 17975, 19340, 22289, 24175, 29977, 35950, 44578, 48350, 59954, 71900, 89156, 96700, 111445, 119908, 149885, 222890, 299770, 445780, 557225, 599540, 695273, 749425, 1114450, 1390546, 1498850, 2228900, 2781092, 2997700, 3476365, 6952730, 13905460, 17381825, 21553463, 34763650, 43106926, 69527300, 86213852, 107767315, 215534630, 431069260, 538836575, 1077673150, 2155346300]

約数ペア:

[(1, 2155346300), (2, 1077673150), (4, 538836575), (5, 431069260), (10, 215534630), (20, 107767315), (25, 86213852), (31, 69527300), (50, 43106926), (62, 34763650), (100, 21553463), (124, 17381825), (155, 13905460), (310, 6952730), (620, 3476365), (719, 2997700), (775, 2781092), (967, 2228900), (1438, 1498850), (1550, 1390546), (1934, 1114450), (2876, 749425), (3100, 695273), (3595, 599540), (3868, 557225), (4835, 445780), (7190, 299770), (9670, 222890), (14380, 149885), (17975, 119908), (19340, 111445), (22289, 96700), (24175, 89156), (29977, 71900), (35950, 59954), (44578, 48350)]