25055464

素因数分解:

$2^3\times 7^3\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 57312000

約数和(自身を除く): 32256536

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 98, 161, 184, 196, 322, 343, 392, 397, 644, 686, 794, 1127, 1288, 1372, 1588, 2254, 2744, 2779, 3176, 4508, 5558, 7889, 9016, 9131, 11116, 15778, 18262, 19453, 22232, 31556, 36524, 38906, 63112, 63917, 73048, 77812, 127834, 136171, 155624, 255668, 272342, 447419, 511336, 544684, 894838, 1089368, 1789676, 3131933, 3579352, 6263866, 12527732, 25055464]

約数ペア:

[(1, 25055464), (2, 12527732), (4, 6263866), (7, 3579352), (8, 3131933), (14, 1789676), (23, 1089368), (28, 894838), (46, 544684), (49, 511336), (56, 447419), (92, 272342), (98, 255668), (161, 155624), (184, 136171), (196, 127834), (322, 77812), (343, 73048), (392, 63917), (397, 63112), (644, 38906), (686, 36524), (794, 31556), (1127, 22232), (1288, 19453), (1372, 18262), (1588, 15778), (2254, 11116), (2744, 9131), (2779, 9016), (3176, 7889), (4508, 5558)]