126876640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{72089}}^1$

素因数の和:72115

約数の個数: 48

約数和(自身を含む): 327000240

約数和(自身を除く): 200123600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 72089, 144178, 288356, 360445, 576712, 720890, 792979, 1153424, 1441780, 1585958, 2306848, 2883560, 3171916, 3964895, 5767120, 6343832, 7929790, 11534240, 12687664, 15859580, 25375328, 31719160, 63438320, 126876640]

約数ペア:

[(1, 126876640), (2, 63438320), (4, 31719160), (5, 25375328), (8, 15859580), (10, 12687664), (11, 11534240), (16, 7929790), (20, 6343832), (22, 5767120), (32, 3964895), (40, 3171916), (44, 2883560), (55, 2306848), (80, 1585958), (88, 1441780), (110, 1153424), (160, 792979), (176, 720890), (220, 576712), (352, 360445), (440, 288356), (880, 144178), (1760, 72089)]