87505960

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{3203}}^1$

素因数の和:3897

約数の個数: 32

約数和(自身を含む): 197238240

約数和(自身を除く): 109732280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 2732, 3203, 3415, 5464, 6406, 6830, 12812, 13660, 16015, 25624, 27320, 32030, 64060, 128120, 2187649, 4375298, 8750596, 10938245, 17501192, 21876490, 43752980, 87505960]

約数ペア:

[(1, 87505960), (2, 43752980), (4, 21876490), (5, 17501192), (8, 10938245), (10, 8750596), (20, 4375298), (40, 2187649), (683, 128120), (1366, 64060), (2732, 32030), (3203, 27320), (3415, 25624), (5464, 16015), (6406, 13660), (6830, 12812)]