64252825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 99882496

約数和(自身を除く): 35629671

約数列:

[1, 5, 7, 13, 25, 35, 61, 65, 91, 175, 305, 325, 427, 455, 463, 793, 1525, 2135, 2275, 2315, 3241, 3965, 5551, 6019, 10675, 11575, 16205, 19825, 27755, 28243, 30095, 42133, 81025, 138775, 141215, 150475, 197701, 210665, 367159, 706075, 988505, 1053325, 1835795, 2570113, 4942525, 9178975, 12850565, 64252825]

約数ペア:

[(1, 64252825), (5, 12850565), (7, 9178975), (13, 4942525), (25, 2570113), (35, 1835795), (61, 1053325), (65, 988505), (91, 706075), (175, 367159), (305, 210665), (325, 197701), (427, 150475), (455, 141215), (463, 138775), (793, 81025), (1525, 42133), (2135, 30095), (2275, 28243), (2315, 27755), (3241, 19825), (3965, 16205), (5551, 11575), (6019, 10675)]