256409128

素因数分解:

$2^3\times {\mathrm{167}}^1\times {\mathrm{281}}^1\times {\mathrm{683}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 486077760

約数和(自身を除く): 229668632

約数列:

[1, 2, 4, 8, 167, 281, 334, 562, 668, 683, 1124, 1336, 1366, 2248, 2732, 5464, 46927, 93854, 114061, 187708, 191923, 228122, 375416, 383846, 456244, 767692, 912488, 1535384, 32051141, 64102282, 128204564, 256409128]

約数ペア:

[(1, 256409128), (2, 128204564), (4, 64102282), (8, 32051141), (167, 1535384), (281, 912488), (334, 767692), (562, 456244), (668, 383846), (683, 375416), (1124, 228122), (1336, 191923), (1366, 187708), (2248, 114061), (2732, 93854), (5464, 46927)]