33668840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{739}}^1$

素因数の和:834

約数の個数: 64

約数和(自身を含む): 81518400

約数和(自身を除く): 47849560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 335, 340, 536, 670, 680, 739, 1139, 1340, 1478, 2278, 2680, 2956, 3695, 4556, 5695, 5912, 7390, 9112, 11390, 12563, 14780, 22780, 25126, 29560, 45560, 49513, 50252, 62815, 99026, 100504, 125630, 198052, 247565, 251260, 396104, 495130, 502520, 841721, 990260, 1683442, 1980520, 3366884, 4208605, 6733768, 8417210, 16834420, 33668840]

約数ペア:

[(1, 33668840), (2, 16834420), (4, 8417210), (5, 6733768), (8, 4208605), (10, 3366884), (17, 1980520), (20, 1683442), (34, 990260), (40, 841721), (67, 502520), (68, 495130), (85, 396104), (134, 251260), (136, 247565), (170, 198052), (268, 125630), (335, 100504), (340, 99026), (536, 62815), (670, 50252), (680, 49513), (739, 45560), (1139, 29560), (1340, 25126), (1478, 22780), (2278, 14780), (2680, 12563), (2956, 11390), (3695, 9112), (4556, 7390), (5695, 5912)]