78246575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 112492800

約数和(自身を除く): 34246225

約数列:

[1, 5, 11, 23, 25, 55, 89, 115, 139, 253, 275, 445, 575, 695, 979, 1265, 1529, 2047, 2225, 3197, 3475, 4895, 6325, 7645, 10235, 12371, 15985, 22517, 24475, 35167, 38225, 51175, 61855, 79925, 112585, 136081, 175835, 284533, 309275, 562925, 680405, 879175, 1422665, 3129863, 3402025, 7113325, 15649315, 78246575]

約数ペア:

[(1, 78246575), (5, 15649315), (11, 7113325), (23, 3402025), (25, 3129863), (55, 1422665), (89, 879175), (115, 680405), (139, 562925), (253, 309275), (275, 284533), (445, 175835), (575, 136081), (695, 112585), (979, 79925), (1265, 61855), (1529, 51175), (2047, 38225), (2225, 35167), (3197, 24475), (3475, 22517), (4895, 15985), (6325, 12371), (7645, 10235)]