79359380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{4129}}^1$

素因数の和:4200

約数の個数: 36

約数和(自身を含む): 172245780

約数和(自身を除く): 92886400

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4129, 4805, 8258, 9610, 16516, 19220, 20645, 41290, 82580, 127999, 255998, 511996, 639995, 1279990, 2559980, 3967969, 7935938, 15871876, 19839845, 39679690, 79359380]

約数ペア:

[(1, 79359380), (2, 39679690), (4, 19839845), (5, 15871876), (10, 7935938), (20, 3967969), (31, 2559980), (62, 1279990), (124, 639995), (155, 511996), (310, 255998), (620, 127999), (961, 82580), (1922, 41290), (3844, 20645), (4129, 19220), (4805, 16516), (8258, 9610)]