71886190

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 136760400

約数和(自身を除く): 64874210

約数列:

[1, 2, 5, 10, 37, 59, 74, 89, 118, 178, 185, 295, 370, 445, 590, 890, 1369, 2183, 2738, 3293, 4366, 5251, 6586, 6845, 10502, 10915, 13690, 16465, 21830, 26255, 32930, 52510, 80771, 121841, 161542, 194287, 243682, 388574, 403855, 609205, 807710, 971435, 1218410, 1942870, 7188619, 14377238, 35943095, 71886190]

約数ペア:

[(1, 71886190), (2, 35943095), (5, 14377238), (10, 7188619), (37, 1942870), (59, 1218410), (74, 971435), (89, 807710), (118, 609205), (178, 403855), (185, 388574), (295, 243682), (370, 194287), (445, 161542), (590, 121841), (890, 80771), (1369, 52510), (2183, 32930), (2738, 26255), (3293, 21830), (4366, 16465), (5251, 13690), (6586, 10915), (6845, 10502)]