81615792

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89491}}^1$

素因数の和:89521

約数の個数: 40

約数和(自身を含む): 221940160

約数和(自身を除く): 140324368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 89491, 178982, 268473, 357964, 536946, 715928, 1073892, 1431856, 1700329, 2147784, 3400658, 4295568, 5100987, 6801316, 10201974, 13602632, 20403948, 27205264, 40807896, 81615792]

約数ペア:

[(1, 81615792), (2, 40807896), (3, 27205264), (4, 20403948), (6, 13602632), (8, 10201974), (12, 6801316), (16, 5100987), (19, 4295568), (24, 3400658), (38, 2147784), (48, 1700329), (57, 1431856), (76, 1073892), (114, 715928), (152, 536946), (228, 357964), (304, 268473), (456, 178982), (912, 89491)]