33132920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 77565600

約数和(自身を除く): 44432680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 89, 164, 178, 205, 227, 328, 356, 410, 445, 454, 712, 820, 890, 908, 1135, 1640, 1780, 1816, 2270, 3560, 3649, 4540, 7298, 9080, 9307, 14596, 18245, 18614, 20203, 29192, 36490, 37228, 40406, 46535, 72980, 74456, 80812, 93070, 101015, 145960, 161624, 186140, 202030, 372280, 404060, 808120, 828323, 1656646, 3313292, 4141615, 6626584, 8283230, 16566460, 33132920]

約数ペア:

[(1, 33132920), (2, 16566460), (4, 8283230), (5, 6626584), (8, 4141615), (10, 3313292), (20, 1656646), (40, 828323), (41, 808120), (82, 404060), (89, 372280), (164, 202030), (178, 186140), (205, 161624), (227, 145960), (328, 101015), (356, 93070), (410, 80812), (445, 74456), (454, 72980), (712, 46535), (820, 40406), (890, 37228), (908, 36490), (1135, 29192), (1640, 20203), (1780, 18614), (1816, 18245), (2270, 14596), (3560, 9307), (3649, 9080), (4540, 7298)]