201217125

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:979

約数の個数: 64

約数和(自身を含む): 364216320

約数和(自身を除く): 162999195

約数列:

[1, 3, 5, 15, 19, 25, 31, 57, 75, 93, 95, 125, 155, 285, 375, 465, 475, 589, 775, 911, 1425, 1767, 2325, 2375, 2733, 2945, 3875, 4555, 7125, 8835, 11625, 13665, 14725, 17309, 22775, 28241, 44175, 51927, 68325, 73625, 84723, 86545, 113875, 141205, 220875, 259635, 341625, 423615, 432725, 536579, 706025, 1298175, 1609737, 2118075, 2163625, 2682895, 3530125, 6490875, 8048685, 10590375, 13414475, 40243425, 67072375, 201217125]

約数ペア:

[(1, 201217125), (3, 67072375), (5, 40243425), (15, 13414475), (19, 10590375), (25, 8048685), (31, 6490875), (57, 3530125), (75, 2682895), (93, 2163625), (95, 2118075), (125, 1609737), (155, 1298175), (285, 706025), (375, 536579), (465, 432725), (475, 423615), (589, 341625), (775, 259635), (911, 220875), (1425, 141205), (1767, 113875), (2325, 86545), (2375, 84723), (2733, 73625), (2945, 68325), (3875, 51927), (4555, 44175), (7125, 28241), (8835, 22775), (11625, 17309), (13665, 14725)]