258676810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1613}}^1$

素因数の和:1735

約数の個数: 64

約数和(自身を含む): 557798400

約数和(自身を除く): 299121590

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 79, 145, 158, 203, 290, 395, 406, 553, 790, 1015, 1106, 1613, 2030, 2291, 2765, 3226, 4582, 5530, 8065, 11291, 11455, 16037, 16130, 22582, 22910, 32074, 46777, 56455, 80185, 93554, 112910, 127427, 160370, 233885, 254854, 327439, 467770, 637135, 654878, 891989, 1274270, 1637195, 1783978, 3274390, 3695383, 4459945, 7390766, 8919890, 18476915, 25867681, 36953830, 51735362, 129338405, 258676810]

約数ペア:

[(1, 258676810), (2, 129338405), (5, 51735362), (7, 36953830), (10, 25867681), (14, 18476915), (29, 8919890), (35, 7390766), (58, 4459945), (70, 3695383), (79, 3274390), (145, 1783978), (158, 1637195), (203, 1274270), (290, 891989), (395, 654878), (406, 637135), (553, 467770), (790, 327439), (1015, 254854), (1106, 233885), (1613, 160370), (2030, 127427), (2291, 112910), (2765, 93554), (3226, 80185), (4582, 56455), (5530, 46777), (8065, 32074), (11291, 22910), (11455, 22582), (16037, 16130)]