73697780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2069}}^1$

素因数の和:2228

約数の個数: 48

約数和(自身を含む): 167968080

約数和(自身を除く): 94270300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 1370, 1781, 2069, 2740, 3562, 4138, 7124, 8276, 8905, 10345, 17810, 20690, 26897, 35620, 41380, 53794, 107588, 134485, 268970, 283453, 537940, 566906, 1133812, 1417265, 2834530, 3684889, 5669060, 7369778, 14739556, 18424445, 36848890, 73697780]

約数ペア:

[(1, 73697780), (2, 36848890), (4, 18424445), (5, 14739556), (10, 7369778), (13, 5669060), (20, 3684889), (26, 2834530), (52, 1417265), (65, 1133812), (130, 566906), (137, 537940), (260, 283453), (274, 268970), (548, 134485), (685, 107588), (1370, 53794), (1781, 41380), (2069, 35620), (2740, 26897), (3562, 20690), (4138, 17810), (7124, 10345), (8276, 8905)]