79473440

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5581}}^1$

素因数の和:5685

約数の個数: 48

約数和(自身を含む): 189899640

約数和(自身を除く): 110426200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 5581, 7120, 11162, 14240, 22324, 27905, 44648, 55810, 89296, 111620, 178592, 223240, 446480, 496709, 892960, 993418, 1986836, 2483545, 3973672, 4967090, 7947344, 9934180, 15894688, 19868360, 39736720, 79473440]

約数ペア:

[(1, 79473440), (2, 39736720), (4, 19868360), (5, 15894688), (8, 9934180), (10, 7947344), (16, 4967090), (20, 3973672), (32, 2483545), (40, 1986836), (80, 993418), (89, 892960), (160, 496709), (178, 446480), (356, 223240), (445, 178592), (712, 111620), (890, 89296), (1424, 55810), (1780, 44648), (2848, 27905), (3560, 22324), (5581, 14240), (7120, 11162)]