99861500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 231154560

約数和(自身を除く): 131293060

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 71, 97, 100, 116, 125, 142, 145, 194, 250, 284, 290, 355, 388, 485, 500, 580, 710, 725, 970, 1420, 1450, 1775, 1940, 2059, 2425, 2813, 2900, 3550, 3625, 4118, 4850, 5626, 6887, 7100, 7250, 8236, 8875, 9700, 10295, 11252, 12125, 13774, 14065, 14500, 17750, 20590, 24250, 27548, 28130, 34435, 35500, 41180, 48500, 51475, 56260, 68870, 70325, 102950, 137740, 140650, 172175, 199723, 205900, 257375, 281300, 344350, 351625, 399446, 514750, 688700, 703250, 798892, 860875, 998615, 1029500, 1406500, 1721750, 1997230, 3443500, 3994460, 4993075, 9986150, 19972300, 24965375, 49930750, 99861500]

約数ペア:

[(1, 99861500), (2, 49930750), (4, 24965375), (5, 19972300), (10, 9986150), (20, 4993075), (25, 3994460), (29, 3443500), (50, 1997230), (58, 1721750), (71, 1406500), (97, 1029500), (100, 998615), (116, 860875), (125, 798892), (142, 703250), (145, 688700), (194, 514750), (250, 399446), (284, 351625), (290, 344350), (355, 281300), (388, 257375), (485, 205900), (500, 199723), (580, 172175), (710, 140650), (725, 137740), (970, 102950), (1420, 70325), (1450, 68870), (1775, 56260), (1940, 51475), (2059, 48500), (2425, 41180), (2813, 35500), (2900, 34435), (3550, 28130), (3625, 27548), (4118, 24250), (4850, 20590), (5626, 17750), (6887, 14500), (7100, 14065), (7250, 13774), (8236, 12125), (8875, 11252), (9700, 10295)]