168137020

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{1601}}^1$

素因数の和:1758

約数の個数: 48

約数和(自身を含む): 363333600

約数和(自身を除く): 195196580

約数列:

[1, 2, 4, 5, 10, 20, 59, 89, 118, 178, 236, 295, 356, 445, 590, 890, 1180, 1601, 1780, 3202, 5251, 6404, 8005, 10502, 16010, 21004, 26255, 32020, 52510, 94459, 105020, 142489, 188918, 284978, 377836, 472295, 569956, 712445, 944590, 1424890, 1889180, 2849780, 8406851, 16813702, 33627404, 42034255, 84068510, 168137020]

約数ペア:

[(1, 168137020), (2, 84068510), (4, 42034255), (5, 33627404), (10, 16813702), (20, 8406851), (59, 2849780), (89, 1889180), (118, 1424890), (178, 944590), (236, 712445), (295, 569956), (356, 472295), (445, 377836), (590, 284978), (890, 188918), (1180, 142489), (1601, 105020), (1780, 94459), (3202, 52510), (5251, 32020), (6404, 26255), (8005, 21004), (10502, 16010)]