99599180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{647}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 215550720

約数和(自身を除く): 115951540

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 179, 215, 358, 430, 647, 716, 860, 895, 1294, 1790, 2588, 3235, 3580, 6470, 7697, 12940, 15394, 27821, 30788, 38485, 55642, 76970, 111284, 115813, 139105, 153940, 231626, 278210, 463252, 556420, 579065, 1158130, 2316260, 4979959, 9959918, 19919836, 24899795, 49799590, 99599180]

約数ペア:

[(1, 99599180), (2, 49799590), (4, 24899795), (5, 19919836), (10, 9959918), (20, 4979959), (43, 2316260), (86, 1158130), (172, 579065), (179, 556420), (215, 463252), (358, 278210), (430, 231626), (647, 153940), (716, 139105), (860, 115813), (895, 111284), (1294, 76970), (1790, 55642), (2588, 38485), (3235, 30788), (3580, 27821), (6470, 15394), (7697, 12940)]