172728590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{10513}}^1$

素因数の和:10604

約数の個数: 32

約数和(自身を含む): 327027456

約数和(自身を除く): 154298866

約数列:

[1, 2, 5, 10, 31, 53, 62, 106, 155, 265, 310, 530, 1643, 3286, 8215, 10513, 16430, 21026, 52565, 105130, 325903, 557189, 651806, 1114378, 1629515, 2785945, 3259030, 5571890, 17272859, 34545718, 86364295, 172728590]

約数ペア:

[(1, 172728590), (2, 86364295), (5, 34545718), (10, 17272859), (31, 5571890), (53, 3259030), (62, 2785945), (106, 1629515), (155, 1114378), (265, 651806), (310, 557189), (530, 325903), (1643, 105130), (3286, 52565), (8215, 21026), (10513, 16430)]