199635700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1871}}^1$

素因数の和:1993

約数の個数: 72

約数和(自身を含む): 477719424

約数和(自身を除く): 278083724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 97, 100, 110, 194, 220, 275, 388, 485, 550, 970, 1067, 1100, 1871, 1940, 2134, 2425, 3742, 4268, 4850, 5335, 7484, 9355, 9700, 10670, 18710, 20581, 21340, 26675, 37420, 41162, 46775, 53350, 82324, 93550, 102905, 106700, 181487, 187100, 205810, 362974, 411620, 514525, 725948, 907435, 1029050, 1814870, 1996357, 2058100, 3629740, 3992714, 4537175, 7985428, 9074350, 9981785, 18148700, 19963570, 39927140, 49908925, 99817850, 199635700]

約数ペア:

[(1, 199635700), (2, 99817850), (4, 49908925), (5, 39927140), (10, 19963570), (11, 18148700), (20, 9981785), (22, 9074350), (25, 7985428), (44, 4537175), (50, 3992714), (55, 3629740), (97, 2058100), (100, 1996357), (110, 1814870), (194, 1029050), (220, 907435), (275, 725948), (388, 514525), (485, 411620), (550, 362974), (970, 205810), (1067, 187100), (1100, 181487), (1871, 106700), (1940, 102905), (2134, 93550), (2425, 82324), (3742, 53350), (4268, 46775), (4850, 41162), (5335, 37420), (7484, 26675), (9355, 21340), (9700, 20581), (10670, 18710)]