72160575

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 127372800

約数和(自身を除く): 55212225

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 79, 95, 237, 285, 395, 475, 641, 1185, 1425, 1501, 1923, 1975, 3205, 4503, 5925, 7505, 9615, 12179, 16025, 22515, 36537, 37525, 48075, 50639, 60895, 112575, 151917, 182685, 253195, 304475, 759585, 913425, 962141, 1265975, 2886423, 3797925, 4810705, 14432115, 24053525, 72160575]

約数ペア:

[(1, 72160575), (3, 24053525), (5, 14432115), (15, 4810705), (19, 3797925), (25, 2886423), (57, 1265975), (75, 962141), (79, 913425), (95, 759585), (237, 304475), (285, 253195), (395, 182685), (475, 151917), (641, 112575), (1185, 60895), (1425, 50639), (1501, 48075), (1923, 37525), (1975, 36537), (3205, 22515), (4503, 16025), (5925, 12179), (7505, 9615)]