81786160

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{44449}}^1$

素因数の和:44485

約数の個数: 40

約数和(自身を含む): 198424800

約数和(自身を除く): 116638640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 44449, 88898, 177796, 222245, 355592, 444490, 711184, 888980, 1022327, 1777960, 2044654, 3555920, 4089308, 5111635, 8178616, 10223270, 16357232, 20446540, 40893080, 81786160]

約数ペア:

[(1, 81786160), (2, 40893080), (4, 20446540), (5, 16357232), (8, 10223270), (10, 8178616), (16, 5111635), (20, 4089308), (23, 3555920), (40, 2044654), (46, 1777960), (80, 1022327), (92, 888980), (115, 711184), (184, 444490), (230, 355592), (368, 222245), (460, 177796), (920, 88898), (1840, 44449)]