138553610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 283046400

約数和(自身を除く): 144492790

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 149, 230, 298, 299, 311, 598, 622, 745, 1490, 1495, 1555, 1937, 2990, 3110, 3427, 3874, 4043, 6854, 7153, 8086, 9685, 14306, 17135, 19370, 20215, 34270, 35765, 40430, 44551, 46339, 71530, 89102, 92678, 92989, 185978, 222755, 231695, 445510, 463390, 464945, 602407, 929890, 1065797, 1204814, 2131594, 3012035, 5328985, 6024070, 10657970, 13855361, 27710722, 69276805, 138553610]

約数ペア:

[(1, 138553610), (2, 69276805), (5, 27710722), (10, 13855361), (13, 10657970), (23, 6024070), (26, 5328985), (46, 3012035), (65, 2131594), (115, 1204814), (130, 1065797), (149, 929890), (230, 602407), (298, 464945), (299, 463390), (311, 445510), (598, 231695), (622, 222755), (745, 185978), (1490, 92989), (1495, 92678), (1555, 89102), (1937, 71530), (2990, 46339), (3110, 44551), (3427, 40430), (3874, 35765), (4043, 34270), (6854, 20215), (7153, 19370), (8086, 17135), (9685, 14306)]