52207922980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1\times {\mathrm{68729}}^1$

素因数の和:70756

約数の個数: 48

約数和(自身を含む): 115466400000

約数和(自身を除く): 63258477020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1999, 3998, 7996, 9995, 19990, 37981, 39980, 68729, 75962, 137458, 151924, 189905, 274916, 343645, 379810, 687290, 759620, 1305851, 1374580, 2611702, 5223404, 6529255, 13058510, 26117020, 137389271, 274778542, 549557084, 686946355, 1373892710, 2610396149, 2747785420, 5220792298, 10441584596, 13051980745, 26103961490, 52207922980]

約数ペア:

[(1, 52207922980), (2, 26103961490), (4, 13051980745), (5, 10441584596), (10, 5220792298), (19, 2747785420), (20, 2610396149), (38, 1373892710), (76, 686946355), (95, 549557084), (190, 274778542), (380, 137389271), (1999, 26117020), (3998, 13058510), (7996, 6529255), (9995, 5223404), (19990, 2611702), (37981, 1374580), (39980, 1305851), (68729, 759620), (75962, 687290), (137458, 379810), (151924, 343645), (189905, 274916)]