66439120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{733}}^1$

素因数の和:860

約数の個数: 80

約数和(自身を含む): 170381952

約数和(自身を除く): 103942832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 103, 110, 176, 206, 220, 412, 440, 515, 733, 824, 880, 1030, 1133, 1466, 1648, 2060, 2266, 2932, 3665, 4120, 4532, 5665, 5864, 7330, 8063, 8240, 9064, 11330, 11728, 14660, 16126, 18128, 22660, 29320, 32252, 40315, 45320, 58640, 64504, 75499, 80630, 90640, 129008, 150998, 161260, 301996, 322520, 377495, 603992, 645040, 754990, 830489, 1207984, 1509980, 1660978, 3019960, 3321956, 4152445, 6039920, 6643912, 8304890, 13287824, 16609780, 33219560, 66439120]

約数ペア:

[(1, 66439120), (2, 33219560), (4, 16609780), (5, 13287824), (8, 8304890), (10, 6643912), (11, 6039920), (16, 4152445), (20, 3321956), (22, 3019960), (40, 1660978), (44, 1509980), (55, 1207984), (80, 830489), (88, 754990), (103, 645040), (110, 603992), (176, 377495), (206, 322520), (220, 301996), (412, 161260), (440, 150998), (515, 129008), (733, 90640), (824, 80630), (880, 75499), (1030, 64504), (1133, 58640), (1466, 45320), (1648, 40315), (2060, 32252), (2266, 29320), (2932, 22660), (3665, 18128), (4120, 16126), (4532, 14660), (5665, 11728), (5864, 11330), (7330, 9064), (8063, 8240)]