87443780

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{593}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 188307504

約数和(自身を除く): 100863724

約数列:

[1, 2, 4, 5, 10, 20, 73, 101, 146, 202, 292, 365, 404, 505, 593, 730, 1010, 1186, 1460, 2020, 2372, 2965, 5930, 7373, 11860, 14746, 29492, 36865, 43289, 59893, 73730, 86578, 119786, 147460, 173156, 216445, 239572, 299465, 432890, 598930, 865780, 1197860, 4372189, 8744378, 17488756, 21860945, 43721890, 87443780]

約数ペア:

[(1, 87443780), (2, 43721890), (4, 21860945), (5, 17488756), (10, 8744378), (20, 4372189), (73, 1197860), (101, 865780), (146, 598930), (202, 432890), (292, 299465), (365, 239572), (404, 216445), (505, 173156), (593, 147460), (730, 119786), (1010, 86578), (1186, 73730), (1460, 59893), (2020, 43289), (2372, 36865), (2965, 29492), (5930, 14746), (7373, 11860)]