258583540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{4567}}^1$

素因数の和:4744

約数の個数: 48

約数和(自身を含む): 575568000

約数和(自身を除く): 316984460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1490, 2831, 2980, 4567, 5662, 9134, 11324, 14155, 18268, 22835, 28310, 45670, 56620, 86773, 91340, 173546, 347092, 433865, 680483, 867730, 1360966, 1735460, 2721932, 3402415, 6804830, 12929177, 13609660, 25858354, 51716708, 64645885, 129291770, 258583540]

約数ペア:

[(1, 258583540), (2, 129291770), (4, 64645885), (5, 51716708), (10, 25858354), (19, 13609660), (20, 12929177), (38, 6804830), (76, 3402415), (95, 2721932), (149, 1735460), (190, 1360966), (298, 867730), (380, 680483), (596, 433865), (745, 347092), (1490, 173546), (2831, 91340), (2980, 86773), (4567, 56620), (5662, 45670), (9134, 28310), (11324, 22835), (14155, 18268)]