81833240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{7079}}^1$

素因数の和:7124

約数の個数: 48

約数和(自身を含む): 195620400

約数和(自身を除く): 113787160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 5780, 7079, 11560, 14158, 28316, 35395, 56632, 70790, 120343, 141580, 240686, 283160, 481372, 601715, 962744, 1203430, 2045831, 2406860, 4091662, 4813720, 8183324, 10229155, 16366648, 20458310, 40916620, 81833240]

約数ペア:

[(1, 81833240), (2, 40916620), (4, 20458310), (5, 16366648), (8, 10229155), (10, 8183324), (17, 4813720), (20, 4091662), (34, 2406860), (40, 2045831), (68, 1203430), (85, 962744), (136, 601715), (170, 481372), (289, 283160), (340, 240686), (578, 141580), (680, 120343), (1156, 70790), (1445, 56632), (2312, 35395), (2890, 28316), (5780, 14158), (7079, 11560)]