72485875

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 119688192

約数和(自身を除く): 47202317

約数列:

[1, 5, 7, 11, 17, 25, 35, 55, 77, 85, 119, 125, 175, 187, 275, 385, 425, 443, 595, 875, 935, 1309, 1375, 1925, 2125, 2215, 2975, 3101, 4675, 4873, 6545, 7531, 9625, 11075, 14875, 15505, 23375, 24365, 32725, 34111, 37655, 52717, 55375, 77525, 82841, 121825, 163625, 170555, 188275, 263585, 387625, 414205, 579887, 609125, 852775, 941375, 1317925, 2071025, 2899435, 4263875, 6589625, 10355125, 14497175, 72485875]

約数ペア:

[(1, 72485875), (5, 14497175), (7, 10355125), (11, 6589625), (17, 4263875), (25, 2899435), (35, 2071025), (55, 1317925), (77, 941375), (85, 852775), (119, 609125), (125, 579887), (175, 414205), (187, 387625), (275, 263585), (385, 188275), (425, 170555), (443, 163625), (595, 121825), (875, 82841), (935, 77525), (1309, 55375), (1375, 52717), (1925, 37655), (2125, 34111), (2215, 32725), (2975, 24365), (3101, 23375), (4675, 15505), (4873, 14875), (6545, 11075), (7531, 9625)]