31250422

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 59710464

約数和(自身を除く): 28460042

約数列:

[1, 2, 7, 14, 23, 37, 43, 46, 61, 74, 86, 122, 161, 259, 301, 322, 427, 518, 602, 851, 854, 989, 1403, 1591, 1702, 1978, 2257, 2623, 2806, 3182, 4514, 5246, 5957, 6923, 9821, 11137, 11914, 13846, 15799, 18361, 19642, 22274, 31598, 36593, 36722, 51911, 60329, 73186, 97051, 103822, 120658, 194102, 256151, 363377, 422303, 512302, 679357, 726754, 844606, 1358714, 2232173, 4464346, 15625211, 31250422]

約数ペア:

[(1, 31250422), (2, 15625211), (7, 4464346), (14, 2232173), (23, 1358714), (37, 844606), (43, 726754), (46, 679357), (61, 512302), (74, 422303), (86, 363377), (122, 256151), (161, 194102), (259, 120658), (301, 103822), (322, 97051), (427, 73186), (518, 60329), (602, 51911), (851, 36722), (854, 36593), (989, 31598), (1403, 22274), (1591, 19642), (1702, 18361), (1978, 15799), (2257, 13846), (2623, 11914), (2806, 11137), (3182, 9821), (4514, 6923), (5246, 5957)]