61520690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{733}}^1$

素因数の和:867

約数の個数: 64

約数和(自身を含む): 139518720

約数和(自身を除く): 77998030

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 109, 110, 154, 218, 385, 545, 733, 763, 770, 1090, 1199, 1466, 1526, 2398, 3665, 3815, 5131, 5995, 7330, 7630, 8063, 8393, 10262, 11990, 16126, 16786, 25655, 40315, 41965, 51310, 56441, 79897, 80630, 83930, 112882, 159794, 282205, 399485, 559279, 564410, 798970, 878867, 1118558, 1757734, 2796395, 4394335, 5592790, 6152069, 8788670, 12304138, 30760345, 61520690]

約数ペア:

[(1, 61520690), (2, 30760345), (5, 12304138), (7, 8788670), (10, 6152069), (11, 5592790), (14, 4394335), (22, 2796395), (35, 1757734), (55, 1118558), (70, 878867), (77, 798970), (109, 564410), (110, 559279), (154, 399485), (218, 282205), (385, 159794), (545, 112882), (733, 83930), (763, 80630), (770, 79897), (1090, 56441), (1199, 51310), (1466, 41965), (1526, 40315), (2398, 25655), (3665, 16786), (3815, 16126), (5131, 11990), (5995, 10262), (7330, 8393), (7630, 8063)]