68578480

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{4789}}^1$

素因数の和:4981

約数の個数: 40

約数和(自身を含む): 160369200

約数和(自身を除く): 91790720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 4789, 7160, 9578, 14320, 19156, 23945, 38312, 47890, 76624, 95780, 191560, 383120, 857231, 1714462, 3428924, 4286155, 6857848, 8572310, 13715696, 17144620, 34289240, 68578480]

約数ペア:

[(1, 68578480), (2, 34289240), (4, 17144620), (5, 13715696), (8, 8572310), (10, 6857848), (16, 4286155), (20, 3428924), (40, 1714462), (80, 857231), (179, 383120), (358, 191560), (716, 95780), (895, 76624), (1432, 47890), (1790, 38312), (2864, 23945), (3580, 19156), (4789, 14320), (7160, 9578)]