201206980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10601}}^1$

素因数の和:10696

約数の個数: 48

約数和(自身を含む): 461314224

約数和(自身を除く): 260107244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 9490, 10601, 18980, 21202, 42404, 53005, 106010, 137813, 212020, 275626, 551252, 689065, 773873, 1378130, 1547746, 2756260, 3095492, 3869365, 7738730, 10060349, 15477460, 20120698, 40241396, 50301745, 100603490, 201206980]

約数ペア:

[(1, 201206980), (2, 100603490), (4, 50301745), (5, 40241396), (10, 20120698), (13, 15477460), (20, 10060349), (26, 7738730), (52, 3869365), (65, 3095492), (73, 2756260), (130, 1547746), (146, 1378130), (260, 773873), (292, 689065), (365, 551252), (730, 275626), (949, 212020), (1460, 137813), (1898, 106010), (3796, 53005), (4745, 42404), (9490, 21202), (10601, 18980)]