49906990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{569}}^1$

素因数の和:769

約数の個数: 48

約数和(自身を含む): 105267600

約数和(自身を除く): 55360610

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 179, 245, 358, 490, 569, 895, 1138, 1253, 1790, 2506, 2845, 3983, 5690, 6265, 7966, 8771, 12530, 17542, 19915, 27881, 39830, 43855, 55762, 87710, 101851, 139405, 203702, 278810, 509255, 712957, 1018510, 1425914, 3564785, 4990699, 7129570, 9981398, 24953495, 49906990]

約数ペア:

[(1, 49906990), (2, 24953495), (5, 9981398), (7, 7129570), (10, 4990699), (14, 3564785), (35, 1425914), (49, 1018510), (70, 712957), (98, 509255), (179, 278810), (245, 203702), (358, 139405), (490, 101851), (569, 87710), (895, 55762), (1138, 43855), (1253, 39830), (1790, 27881), (2506, 19915), (2845, 17542), (3983, 12530), (5690, 8771), (6265, 7966)]