253833760

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{6173}}^1$

素因数の和:6445

約数の個数: 48

約数和(自身を含む): 602113176

約数和(自身を除く): 348279416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 1028, 1285, 2056, 2570, 4112, 5140, 6173, 8224, 10280, 12346, 20560, 24692, 30865, 41120, 49384, 61730, 98768, 123460, 197536, 246920, 493840, 987680, 1586461, 3172922, 6345844, 7932305, 12691688, 15864610, 25383376, 31729220, 50766752, 63458440, 126916880, 253833760]

約数ペア:

[(1, 253833760), (2, 126916880), (4, 63458440), (5, 50766752), (8, 31729220), (10, 25383376), (16, 15864610), (20, 12691688), (32, 7932305), (40, 6345844), (80, 3172922), (160, 1586461), (257, 987680), (514, 493840), (1028, 246920), (1285, 197536), (2056, 123460), (2570, 98768), (4112, 61730), (5140, 49384), (6173, 41120), (8224, 30865), (10280, 24692), (12346, 20560)]