256594465

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 328108320

約数和(自身を除く): 71513855

約数列:

[1, 5, 29, 53, 145, 173, 193, 265, 865, 965, 1537, 5017, 5597, 7685, 9169, 10229, 25085, 27985, 33389, 45845, 51145, 166945, 265901, 296641, 968281, 1329505, 1483205, 1769617, 4841405, 8848085, 51318893, 256594465]

約数ペア:

[(1, 256594465), (5, 51318893), (29, 8848085), (53, 4841405), (145, 1769617), (173, 1483205), (193, 1329505), (265, 968281), (865, 296641), (965, 265901), (1537, 166945), (5017, 51145), (5597, 45845), (7685, 33389), (9169, 27985), (10229, 25085)]