64759900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 147334320

約数和(自身を除く): 82574420

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 137, 145, 163, 274, 290, 326, 548, 580, 652, 685, 725, 815, 1370, 1450, 1630, 2740, 2900, 3260, 3425, 3973, 4075, 4727, 6850, 7946, 8150, 9454, 13700, 15892, 16300, 18908, 19865, 22331, 23635, 39730, 44662, 47270, 79460, 89324, 94540, 99325, 111655, 118175, 198650, 223310, 236350, 397300, 446620, 472700, 558275, 647599, 1116550, 1295198, 2233100, 2590396, 3237995, 6475990, 12951980, 16189975, 32379950, 64759900]

約数ペア:

[(1, 64759900), (2, 32379950), (4, 16189975), (5, 12951980), (10, 6475990), (20, 3237995), (25, 2590396), (29, 2233100), (50, 1295198), (58, 1116550), (100, 647599), (116, 558275), (137, 472700), (145, 446620), (163, 397300), (274, 236350), (290, 223310), (326, 198650), (548, 118175), (580, 111655), (652, 99325), (685, 94540), (725, 89324), (815, 79460), (1370, 47270), (1450, 44662), (1630, 39730), (2740, 23635), (2900, 22331), (3260, 19865), (3425, 18908), (3973, 16300), (4075, 15892), (4727, 13700), (6850, 9454), (7946, 8150)]