82784580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19433}}^1$

素因数の和:19516

約数の個数: 48

約数和(自身を含む): 235073664

約数和(自身を除く): 152289084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 19433, 38866, 58299, 77732, 97165, 116598, 194330, 233196, 291495, 388660, 582990, 1165980, 1379743, 2759486, 4139229, 5518972, 6898715, 8278458, 13797430, 16556916, 20696145, 27594860, 41392290, 82784580]

約数ペア:

[(1, 82784580), (2, 41392290), (3, 27594860), (4, 20696145), (5, 16556916), (6, 13797430), (10, 8278458), (12, 6898715), (15, 5518972), (20, 4139229), (30, 2759486), (60, 1379743), (71, 1165980), (142, 582990), (213, 388660), (284, 291495), (355, 233196), (426, 194330), (710, 116598), (852, 97165), (1065, 77732), (1420, 58299), (2130, 38866), (4260, 19433)]