85868790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21521}}^1$

素因数の和:21557

約数の個数: 64

約数和(自身を含む): 247933440

約数和(自身を除く): 162064650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 21521, 43042, 64563, 107605, 129126, 150647, 215210, 301294, 322815, 408899, 451941, 645630, 753235, 817798, 903882, 1226697, 1506470, 2044495, 2259705, 2453394, 2862293, 4088990, 4519410, 5724586, 6133485, 8586879, 12266970, 14311465, 17173758, 28622930, 42934395, 85868790]

約数ペア:

[(1, 85868790), (2, 42934395), (3, 28622930), (5, 17173758), (6, 14311465), (7, 12266970), (10, 8586879), (14, 6133485), (15, 5724586), (19, 4519410), (21, 4088990), (30, 2862293), (35, 2453394), (38, 2259705), (42, 2044495), (57, 1506470), (70, 1226697), (95, 903882), (105, 817798), (114, 753235), (133, 645630), (190, 451941), (210, 408899), (266, 322815), (285, 301294), (399, 215210), (570, 150647), (665, 129126), (798, 107605), (1330, 64563), (1995, 43042), (3990, 21521)]