201571000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{103}}^2$

素因数の和:246

約数の個数: 96

約数和(自身を含む): 501368400

約数和(自身を除く): 299797400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 103, 125, 152, 190, 200, 206, 250, 380, 412, 475, 500, 515, 760, 824, 950, 1000, 1030, 1900, 1957, 2060, 2375, 2575, 3800, 3914, 4120, 4750, 5150, 7828, 9500, 9785, 10300, 10609, 12875, 15656, 19000, 19570, 20600, 21218, 25750, 39140, 42436, 48925, 51500, 53045, 78280, 84872, 97850, 103000, 106090, 195700, 201571, 212180, 244625, 265225, 391400, 403142, 424360, 489250, 530450, 806284, 978500, 1007855, 1060900, 1326125, 1612568, 1957000, 2015710, 2121800, 2652250, 4031420, 5039275, 5304500, 8062840, 10078550, 10609000, 20157100, 25196375, 40314200, 50392750, 100785500, 201571000]

約数ペア:

[(1, 201571000), (2, 100785500), (4, 50392750), (5, 40314200), (8, 25196375), (10, 20157100), (19, 10609000), (20, 10078550), (25, 8062840), (38, 5304500), (40, 5039275), (50, 4031420), (76, 2652250), (95, 2121800), (100, 2015710), (103, 1957000), (125, 1612568), (152, 1326125), (190, 1060900), (200, 1007855), (206, 978500), (250, 806284), (380, 530450), (412, 489250), (475, 424360), (500, 403142), (515, 391400), (760, 265225), (824, 244625), (950, 212180), (1000, 201571), (1030, 195700), (1900, 106090), (1957, 103000), (2060, 97850), (2375, 84872), (2575, 78280), (3800, 53045), (3914, 51500), (4120, 48925), (4750, 42436), (5150, 39140), (7828, 25750), (9500, 21218), (9785, 20600), (10300, 19570), (10609, 19000), (12875, 15656)]