202172100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{51839}}^1$

素因数の和:51869

約数の個数: 72

約数和(自身を含む): 629959680

約数和(自身を除く): 427787580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 51839, 103678, 155517, 207356, 259195, 311034, 518390, 622068, 673907, 777585, 1036780, 1295975, 1347814, 1555170, 2021721, 2591950, 2695628, 3110340, 3369535, 3887925, 4043442, 5183900, 6739070, 7775850, 8086884, 10108605, 13478140, 15551700, 16847675, 20217210, 33695350, 40434420, 50543025, 67390700, 101086050, 202172100]

約数ペア:

[(1, 202172100), (2, 101086050), (3, 67390700), (4, 50543025), (5, 40434420), (6, 33695350), (10, 20217210), (12, 16847675), (13, 15551700), (15, 13478140), (20, 10108605), (25, 8086884), (26, 7775850), (30, 6739070), (39, 5183900), (50, 4043442), (52, 3887925), (60, 3369535), (65, 3110340), (75, 2695628), (78, 2591950), (100, 2021721), (130, 1555170), (150, 1347814), (156, 1295975), (195, 1036780), (260, 777585), (300, 673907), (325, 622068), (390, 518390), (650, 311034), (780, 259195), (975, 207356), (1300, 155517), (1950, 103678), (3900, 51839)]