160000020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{13267}}^1$

素因数の和:13349

約数の個数: 72

約数和(自身を含む): 492614304

約数和(自身を除く): 332614284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 1005, 1206, 1340, 2010, 2412, 3015, 4020, 6030, 12060, 13267, 26534, 39801, 53068, 66335, 79602, 119403, 132670, 159204, 199005, 238806, 265340, 398010, 477612, 597015, 796020, 888889, 1194030, 1777778, 2388060, 2666667, 3555556, 4444445, 5333334, 8000001, 8888890, 10666668, 13333335, 16000002, 17777780, 26666670, 32000004, 40000005, 53333340, 80000010, 160000020]

約数ペア:

[(1, 160000020), (2, 80000010), (3, 53333340), (4, 40000005), (5, 32000004), (6, 26666670), (9, 17777780), (10, 16000002), (12, 13333335), (15, 10666668), (18, 8888890), (20, 8000001), (30, 5333334), (36, 4444445), (45, 3555556), (60, 2666667), (67, 2388060), (90, 1777778), (134, 1194030), (180, 888889), (201, 796020), (268, 597015), (335, 477612), (402, 398010), (603, 265340), (670, 238806), (804, 199005), (1005, 159204), (1206, 132670), (1340, 119403), (2010, 79602), (2412, 66335), (3015, 53068), (4020, 39801), (6030, 26534), (12060, 13267)]