81465616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3011}}^1$

素因数の和:3127

約数の個数: 40

約数和(自身を含む): 168069600

約数和(自身を除く): 86603984

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 89, 152, 178, 304, 356, 712, 1424, 1691, 3011, 3382, 6022, 6764, 12044, 13528, 24088, 27056, 48176, 57209, 114418, 228836, 267979, 457672, 535958, 915344, 1071916, 2143832, 4287664, 5091601, 10183202, 20366404, 40732808, 81465616]

約数ペア:

[(1, 81465616), (2, 40732808), (4, 20366404), (8, 10183202), (16, 5091601), (19, 4287664), (38, 2143832), (76, 1071916), (89, 915344), (152, 535958), (178, 457672), (304, 267979), (356, 228836), (712, 114418), (1424, 57209), (1691, 48176), (3011, 27056), (3382, 24088), (6022, 13528), (6764, 12044)]