1636706890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{12071}}^1$

素因数の和:12247

約数の個数: 64

約数和(自身を含む): 3650572800

約数和(自身を除く): 2013865910

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 149, 182, 298, 455, 745, 910, 1043, 1490, 1937, 2086, 3874, 5215, 9685, 10430, 12071, 13559, 19370, 24142, 27118, 60355, 67795, 84497, 120710, 135590, 156923, 168994, 313846, 422485, 784615, 844970, 1098461, 1569230, 1798579, 2196922, 3597158, 5492305, 8992895, 10984610, 12590053, 17985790, 23381527, 25180106, 46763054, 62950265, 116907635, 125900530, 163670689, 233815270, 327341378, 818353445, 1636706890]

約数ペア:

[(1, 1636706890), (2, 818353445), (5, 327341378), (7, 233815270), (10, 163670689), (13, 125900530), (14, 116907635), (26, 62950265), (35, 46763054), (65, 25180106), (70, 23381527), (91, 17985790), (130, 12590053), (149, 10984610), (182, 8992895), (298, 5492305), (455, 3597158), (745, 2196922), (910, 1798579), (1043, 1569230), (1490, 1098461), (1937, 844970), (2086, 784615), (3874, 422485), (5215, 313846), (9685, 168994), (10430, 156923), (12071, 135590), (13559, 120710), (19370, 84497), (24142, 67795), (27118, 60355)]