256207930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{38183}}^1$

素因数の和:38262

約数の個数: 32

約数和(自身を含む): 511360128

約数和(自身を除く): 255152198

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 3355, 6710, 38183, 76366, 190915, 381830, 420013, 840026, 2100065, 2329163, 4200130, 4658326, 11645815, 23291630, 25620793, 51241586, 128103965, 256207930]

約数ペア:

[(1, 256207930), (2, 128103965), (5, 51241586), (10, 25620793), (11, 23291630), (22, 11645815), (55, 4658326), (61, 4200130), (110, 2329163), (122, 2100065), (305, 840026), (610, 420013), (671, 381830), (1342, 190915), (3355, 76366), (6710, 38183)]