71365425

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 126390720

約数和(自身を除く): 55025295

約数列:

[1, 3, 5, 15, 19, 25, 57, 61, 75, 95, 183, 285, 305, 475, 821, 915, 1159, 1425, 1525, 2463, 3477, 4105, 4575, 5795, 12315, 15599, 17385, 20525, 28975, 46797, 50081, 61575, 77995, 86925, 150243, 233985, 250405, 389975, 751215, 951539, 1169925, 1252025, 2854617, 3756075, 4757695, 14273085, 23788475, 71365425]

約数ペア:

[(1, 71365425), (3, 23788475), (5, 14273085), (15, 4757695), (19, 3756075), (25, 2854617), (57, 1252025), (61, 1169925), (75, 951539), (95, 751215), (183, 389975), (285, 250405), (305, 233985), (475, 150243), (821, 86925), (915, 77995), (1159, 61575), (1425, 50081), (1525, 46797), (2463, 28975), (3477, 20525), (4105, 17385), (4575, 15599), (5795, 12315)]