15011750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 31449600

約数和(自身を除く): 16437850

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 125, 130, 149, 155, 250, 298, 310, 325, 403, 650, 745, 775, 806, 1490, 1550, 1625, 1937, 2015, 3250, 3725, 3874, 3875, 4030, 4619, 7450, 7750, 9238, 9685, 10075, 18625, 19370, 20150, 23095, 37250, 46190, 48425, 50375, 60047, 96850, 100750, 115475, 120094, 230950, 242125, 300235, 484250, 577375, 600470, 1154750, 1501175, 3002350, 7505875, 15011750]

約数ペア:

[(1, 15011750), (2, 7505875), (5, 3002350), (10, 1501175), (13, 1154750), (25, 600470), (26, 577375), (31, 484250), (50, 300235), (62, 242125), (65, 230950), (125, 120094), (130, 115475), (149, 100750), (155, 96850), (250, 60047), (298, 50375), (310, 48425), (325, 46190), (403, 37250), (650, 23095), (745, 20150), (775, 19370), (806, 18625), (1490, 10075), (1550, 9685), (1625, 9238), (1937, 7750), (2015, 7450), (3250, 4619), (3725, 4030), (3874, 3875)]