173127250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 339655680

約数和(自身を除く): 166528430

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 89, 125, 155, 178, 250, 251, 310, 445, 502, 775, 890, 1255, 1550, 2225, 2510, 2759, 3875, 4450, 5518, 6275, 7750, 7781, 11125, 12550, 13795, 15562, 22250, 22339, 27590, 31375, 38905, 44678, 62750, 68975, 77810, 111695, 137950, 194525, 223390, 344875, 389050, 558475, 689750, 692509, 972625, 1116950, 1385018, 1945250, 2792375, 3462545, 5584750, 6925090, 17312725, 34625450, 86563625, 173127250]

約数ペア:

[(1, 173127250), (2, 86563625), (5, 34625450), (10, 17312725), (25, 6925090), (31, 5584750), (50, 3462545), (62, 2792375), (89, 1945250), (125, 1385018), (155, 1116950), (178, 972625), (250, 692509), (251, 689750), (310, 558475), (445, 389050), (502, 344875), (775, 223390), (890, 194525), (1255, 137950), (1550, 111695), (2225, 77810), (2510, 68975), (2759, 62750), (3875, 44678), (4450, 38905), (5518, 31375), (6275, 27590), (7750, 22339), (7781, 22250), (11125, 15562), (12550, 13795)]