71232980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39139}}^1$

素因数の和:39168

約数の個数: 48

約数和(自身を含む): 184114560

約数和(自身を除く): 112881580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 39139, 78278, 156556, 195695, 273973, 391390, 508807, 547946, 782780, 1017614, 1095892, 1369865, 2035228, 2544035, 2739730, 3561649, 5088070, 5479460, 7123298, 10176140, 14246596, 17808245, 35616490, 71232980]

約数ペア:

[(1, 71232980), (2, 35616490), (4, 17808245), (5, 14246596), (7, 10176140), (10, 7123298), (13, 5479460), (14, 5088070), (20, 3561649), (26, 2739730), (28, 2544035), (35, 2035228), (52, 1369865), (65, 1095892), (70, 1017614), (91, 782780), (130, 547946), (140, 508807), (182, 391390), (260, 273973), (364, 195695), (455, 156556), (910, 78278), (1820, 39139)]