13098880

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 31787280

約数和(自身を除く): 18688400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 211, 320, 388, 422, 485, 640, 776, 844, 970, 1055, 1552, 1688, 1940, 2110, 3104, 3376, 3880, 4220, 6208, 6752, 7760, 8440, 12416, 13504, 15520, 16880, 20467, 27008, 31040, 33760, 40934, 62080, 67520, 81868, 102335, 135040, 163736, 204670, 327472, 409340, 654944, 818680, 1309888, 1637360, 2619776, 3274720, 6549440, 13098880]

約数ペア:

[(1, 13098880), (2, 6549440), (4, 3274720), (5, 2619776), (8, 1637360), (10, 1309888), (16, 818680), (20, 654944), (32, 409340), (40, 327472), (64, 204670), (80, 163736), (97, 135040), (128, 102335), (160, 81868), (194, 67520), (211, 62080), (320, 40934), (388, 33760), (422, 31040), (485, 27008), (640, 20467), (776, 16880), (844, 15520), (970, 13504), (1055, 12416), (1552, 8440), (1688, 7760), (1940, 6752), (2110, 6208), (3104, 4220), (3376, 3880)]