165740860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1889}}^1$

素因数の和:2046

約数の個数: 48

約数和(自身を含む): 360067680

約数和(自身を除く): 194326820

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 205, 214, 410, 428, 535, 820, 1070, 1889, 2140, 3778, 4387, 7556, 8774, 9445, 17548, 18890, 21935, 37780, 43870, 77449, 87740, 154898, 202123, 309796, 387245, 404246, 774490, 808492, 1010615, 1548980, 2021230, 4042460, 8287043, 16574086, 33148172, 41435215, 82870430, 165740860]

約数ペア:

[(1, 165740860), (2, 82870430), (4, 41435215), (5, 33148172), (10, 16574086), (20, 8287043), (41, 4042460), (82, 2021230), (107, 1548980), (164, 1010615), (205, 808492), (214, 774490), (410, 404246), (428, 387245), (535, 309796), (820, 202123), (1070, 154898), (1889, 87740), (2140, 77449), (3778, 43870), (4387, 37780), (7556, 21935), (8774, 18890), (9445, 17548)]