155560625

素因数分解:

$5^4\times {\mathrm{11}}^4\times {\mathrm{17}}^1$

素因数の和:81

約数の個数: 50

約数和(自身を含む): 226404090

約数和(自身を除く): 70843465

約数列:

[1, 5, 11, 17, 25, 55, 85, 121, 125, 187, 275, 425, 605, 625, 935, 1331, 1375, 2057, 2125, 3025, 4675, 6655, 6875, 10285, 10625, 14641, 15125, 22627, 23375, 33275, 51425, 73205, 75625, 113135, 116875, 166375, 248897, 257125, 366025, 565675, 831875, 1244485, 1285625, 1830125, 2828375, 6222425, 9150625, 14141875, 31112125, 155560625]

約数ペア:

[(1, 155560625), (5, 31112125), (11, 14141875), (17, 9150625), (25, 6222425), (55, 2828375), (85, 1830125), (121, 1285625), (125, 1244485), (187, 831875), (275, 565675), (425, 366025), (605, 257125), (625, 248897), (935, 166375), (1331, 116875), (1375, 113135), (2057, 75625), (2125, 73205), (3025, 51425), (4675, 33275), (6655, 23375), (6875, 22627), (10285, 15125), (10625, 14641)]