15671257900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{20809}}^1$

素因数の和:21283

約数の個数: 72

約数和(自身を含む): 36090033840

約数和(自身を除く): 20418775940

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 443, 850, 886, 1700, 1772, 2215, 4430, 7531, 8860, 11075, 15062, 20809, 22150, 30124, 37655, 41618, 44300, 75310, 83236, 104045, 150620, 188275, 208090, 353753, 376550, 416180, 520225, 707506, 753100, 1040450, 1415012, 1768765, 2080900, 3537530, 7075060, 8843825, 9218387, 17687650, 18436774, 35375300, 36873548, 46091935, 92183870, 156712579, 184367740, 230459675, 313425158, 460919350, 626850316, 783562895, 921838700, 1567125790, 3134251580, 3917814475, 7835628950, 15671257900]

約数ペア:

[(1, 15671257900), (2, 7835628950), (4, 3917814475), (5, 3134251580), (10, 1567125790), (17, 921838700), (20, 783562895), (25, 626850316), (34, 460919350), (50, 313425158), (68, 230459675), (85, 184367740), (100, 156712579), (170, 92183870), (340, 46091935), (425, 36873548), (443, 35375300), (850, 18436774), (886, 17687650), (1700, 9218387), (1772, 8843825), (2215, 7075060), (4430, 3537530), (7531, 2080900), (8860, 1768765), (11075, 1415012), (15062, 1040450), (20809, 753100), (22150, 707506), (30124, 520225), (37655, 416180), (41618, 376550), (44300, 353753), (75310, 208090), (83236, 188275), (104045, 150620)]