99907510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1249}}^1$

素因数の和:1696

約数の個数: 32

約数和(自身を含む): 189900000

約数和(自身を除く): 89992490

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 421, 842, 1249, 2105, 2498, 4210, 6245, 7999, 12490, 15998, 23731, 39995, 47462, 79990, 118655, 237310, 525829, 1051658, 2629145, 5258290, 9990751, 19981502, 49953755, 99907510]

約数ペア:

[(1, 99907510), (2, 49953755), (5, 19981502), (10, 9990751), (19, 5258290), (38, 2629145), (95, 1051658), (190, 525829), (421, 237310), (842, 118655), (1249, 79990), (2105, 47462), (2498, 39995), (4210, 23731), (6245, 15998), (7999, 12490)]