99860380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2113}}^1$

素因数の和:2278

約数の個数: 48

約数和(自身を含む): 223745760

約数和(自身を除く): 123885380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1390, 2113, 2363, 2780, 4226, 4726, 8452, 9452, 10565, 11815, 21130, 23630, 35921, 42260, 47260, 71842, 143684, 179605, 293707, 359210, 587414, 718420, 1174828, 1468535, 2937070, 4993019, 5874140, 9986038, 19972076, 24965095, 49930190, 99860380]

約数ペア:

[(1, 99860380), (2, 49930190), (4, 24965095), (5, 19972076), (10, 9986038), (17, 5874140), (20, 4993019), (34, 2937070), (68, 1468535), (85, 1174828), (139, 718420), (170, 587414), (278, 359210), (340, 293707), (556, 179605), (695, 143684), (1390, 71842), (2113, 47260), (2363, 42260), (2780, 35921), (4226, 23630), (4726, 21130), (8452, 11815), (9452, 10565)]