25148115

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 46675200

約数和(自身を除く): 21527085

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 67, 95, 171, 201, 285, 335, 439, 603, 855, 1005, 1273, 1317, 2195, 3015, 3819, 3951, 6365, 6585, 8341, 11457, 19095, 19755, 25023, 29413, 41705, 57285, 75069, 88239, 125115, 147065, 264717, 375345, 441195, 558847, 1323585, 1676541, 2794235, 5029623, 8382705, 25148115]

約数ペア:

[(1, 25148115), (3, 8382705), (5, 5029623), (9, 2794235), (15, 1676541), (19, 1323585), (45, 558847), (57, 441195), (67, 375345), (95, 264717), (171, 147065), (201, 125115), (285, 88239), (335, 75069), (439, 57285), (603, 41705), (855, 29413), (1005, 25023), (1273, 19755), (1317, 19095), (2195, 11457), (3015, 8341), (3819, 6585), (3951, 6365)]