2019340425

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{3739}}^1$

素因数の和:4150

約数の個数: 48

約数和(自身を含む): 3524576000

約数和(自身を除く): 1505235575

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 379, 475, 1137, 1425, 1895, 3739, 5685, 7201, 9475, 11217, 18695, 21603, 28425, 36005, 56085, 71041, 93475, 108015, 180025, 213123, 280425, 355205, 540075, 1065615, 1417081, 1776025, 4251243, 5328075, 7085405, 21256215, 26924539, 35427025, 80773617, 106281075, 134622695, 403868085, 673113475, 2019340425]

約数ペア:

[(1, 2019340425), (3, 673113475), (5, 403868085), (15, 134622695), (19, 106281075), (25, 80773617), (57, 35427025), (75, 26924539), (95, 21256215), (285, 7085405), (379, 5328075), (475, 4251243), (1137, 1776025), (1425, 1417081), (1895, 1065615), (3739, 540075), (5685, 355205), (7201, 280425), (9475, 213123), (11217, 180025), (18695, 108015), (21603, 93475), (28425, 71041), (36005, 56085)]