28366100

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{827}}^1$

素因数の和:862

約数の個数: 72

約数和(自身を含む): 71870400

約数和(自身を除く): 43504300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 827, 980, 1225, 1372, 1654, 1715, 2450, 3308, 3430, 4135, 4900, 5789, 6860, 8270, 8575, 11578, 16540, 17150, 20675, 23156, 28945, 34300, 40523, 41350, 57890, 81046, 82700, 115780, 144725, 162092, 202615, 283661, 289450, 405230, 567322, 578900, 810460, 1013075, 1134644, 1418305, 2026150, 2836610, 4052300, 5673220, 7091525, 14183050, 28366100]

約数ペア:

[(1, 28366100), (2, 14183050), (4, 7091525), (5, 5673220), (7, 4052300), (10, 2836610), (14, 2026150), (20, 1418305), (25, 1134644), (28, 1013075), (35, 810460), (49, 578900), (50, 567322), (70, 405230), (98, 289450), (100, 283661), (140, 202615), (175, 162092), (196, 144725), (245, 115780), (343, 82700), (350, 81046), (490, 57890), (686, 41350), (700, 40523), (827, 34300), (980, 28945), (1225, 23156), (1372, 20675), (1654, 17150), (1715, 16540), (2450, 11578), (3308, 8575), (3430, 8270), (4135, 6860), (4900, 5789)]