78969690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21401}}^1$

素因数の和:21455

約数の個数: 48

約数和(自身を含む): 210338856

約数和(自身を除く): 131369166

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 3690, 21401, 42802, 64203, 107005, 128406, 192609, 214010, 321015, 385218, 642030, 877441, 963045, 1754882, 1926090, 2632323, 4387205, 5264646, 7896969, 8774410, 13161615, 15793938, 26323230, 39484845, 78969690]

約数ペア:

[(1, 78969690), (2, 39484845), (3, 26323230), (5, 15793938), (6, 13161615), (9, 8774410), (10, 7896969), (15, 5264646), (18, 4387205), (30, 2632323), (41, 1926090), (45, 1754882), (82, 963045), (90, 877441), (123, 642030), (205, 385218), (246, 321015), (369, 214010), (410, 192609), (615, 128406), (738, 107005), (1230, 64203), (1845, 42802), (3690, 21401)]