161767425

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1861}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 286301120

約数和(自身を除く): 124533695

約数列:

[1, 3, 5, 15, 19, 25, 57, 61, 75, 95, 183, 285, 305, 475, 915, 1159, 1425, 1525, 1861, 3477, 4575, 5583, 5795, 9305, 17385, 27915, 28975, 35359, 46525, 86925, 106077, 113521, 139575, 176795, 340563, 530385, 567605, 883975, 1702815, 2156899, 2651925, 2838025, 6470697, 8514075, 10784495, 32353485, 53922475, 161767425]

約数ペア:

[(1, 161767425), (3, 53922475), (5, 32353485), (15, 10784495), (19, 8514075), (25, 6470697), (57, 2838025), (61, 2651925), (75, 2156899), (95, 1702815), (183, 883975), (285, 567605), (305, 530385), (475, 340563), (915, 176795), (1159, 139575), (1425, 113521), (1525, 106077), (1861, 86925), (3477, 46525), (4575, 35359), (5583, 28975), (5795, 27915), (9305, 17385)]