202980700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{156139}}^1$

素因数の和:156166

約数の個数: 36

約数和(自身を含む): 474353320

約数和(自身を除く): 271372620

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 156139, 312278, 624556, 780695, 1561390, 2029807, 3122780, 3903475, 4059614, 7806950, 8119228, 10149035, 15613900, 20298070, 40596140, 50745175, 101490350, 202980700]

約数ペア:

[(1, 202980700), (2, 101490350), (4, 50745175), (5, 40596140), (10, 20298070), (13, 15613900), (20, 10149035), (25, 8119228), (26, 7806950), (50, 4059614), (52, 3903475), (65, 3122780), (100, 2029807), (130, 1561390), (260, 780695), (325, 624556), (650, 312278), (1300, 156139)]