100304540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10091}}^1$

素因数の和:10178

約数の個数: 48

約数和(自身を含む): 244145664

約数和(自身を除く): 143841124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 10091, 20182, 40364, 50455, 70637, 100910, 141274, 201820, 282548, 353185, 706370, 716461, 1412740, 1432922, 2865844, 3582305, 5015227, 7164610, 10030454, 14329220, 20060908, 25076135, 50152270, 100304540]

約数ペア:

[(1, 100304540), (2, 50152270), (4, 25076135), (5, 20060908), (7, 14329220), (10, 10030454), (14, 7164610), (20, 5015227), (28, 3582305), (35, 2865844), (70, 1432922), (71, 1412740), (140, 716461), (142, 706370), (284, 353185), (355, 282548), (497, 201820), (710, 141274), (994, 100910), (1420, 70637), (1988, 50455), (2485, 40364), (4970, 20182), (9940, 10091)]