13302508520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{122131}}^1$

素因数の和:122538

約数の個数: 64

約数和(自身を含む): 34294665600

約数和(自身を除く): 20992157080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 389, 778, 1556, 1945, 2723, 3112, 3890, 5446, 7780, 10892, 13615, 15560, 21784, 27230, 54460, 108920, 122131, 244262, 488524, 610655, 854917, 977048, 1221310, 1709834, 2442620, 3419668, 4274585, 4885240, 6839336, 8549170, 17098340, 34196680, 47508959, 95017918, 190035836, 237544795, 332562713, 380071672, 475089590, 665125426, 950179180, 1330250852, 1662813565, 1900358360, 2660501704, 3325627130, 6651254260, 13302508520]

約数ペア:

[(1, 13302508520), (2, 6651254260), (4, 3325627130), (5, 2660501704), (7, 1900358360), (8, 1662813565), (10, 1330250852), (14, 950179180), (20, 665125426), (28, 475089590), (35, 380071672), (40, 332562713), (56, 237544795), (70, 190035836), (140, 95017918), (280, 47508959), (389, 34196680), (778, 17098340), (1556, 8549170), (1945, 6839336), (2723, 4885240), (3112, 4274585), (3890, 3419668), (5446, 2442620), (7780, 1709834), (10892, 1221310), (13615, 977048), (15560, 854917), (21784, 610655), (27230, 488524), (54460, 244262), (108920, 122131)]