55515625

素因数分解:

$5^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:77

約数の個数: 56

約数和(自身を含む): 84373920

約数和(自身を除く): 28858295

約数列:

[1, 5, 11, 17, 19, 25, 55, 85, 95, 125, 187, 209, 275, 323, 425, 475, 625, 935, 1045, 1375, 1615, 2125, 2375, 3125, 3553, 4675, 5225, 6875, 8075, 10625, 11875, 15625, 17765, 23375, 26125, 34375, 40375, 53125, 59375, 88825, 116875, 130625, 171875, 201875, 265625, 296875, 444125, 584375, 653125, 1009375, 2220625, 2921875, 3265625, 5046875, 11103125, 55515625]

約数ペア:

[(1, 55515625), (5, 11103125), (11, 5046875), (17, 3265625), (19, 2921875), (25, 2220625), (55, 1009375), (85, 653125), (95, 584375), (125, 444125), (187, 296875), (209, 265625), (275, 201875), (323, 171875), (425, 130625), (475, 116875), (625, 88825), (935, 59375), (1045, 53125), (1375, 40375), (1615, 34375), (2125, 26125), (2375, 23375), (3125, 17765), (3553, 15625), (4675, 11875), (5225, 10625), (6875, 8075)]