2531725

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:94

約数の個数: 48

約数和(自身を含む): 4071168

約数和(自身を除く): 1539443

約数列:

[1, 5, 7, 17, 23, 25, 35, 37, 85, 115, 119, 161, 175, 185, 259, 391, 425, 575, 595, 629, 805, 851, 925, 1295, 1955, 2737, 2975, 3145, 4025, 4255, 4403, 5957, 6475, 9775, 13685, 14467, 15725, 21275, 22015, 29785, 68425, 72335, 101269, 110075, 148925, 361675, 506345, 2531725]

約数ペア:

[(1, 2531725), (5, 506345), (7, 361675), (17, 148925), (23, 110075), (25, 101269), (35, 72335), (37, 68425), (85, 29785), (115, 22015), (119, 21275), (161, 15725), (175, 14467), (185, 13685), (259, 9775), (391, 6475), (425, 5957), (575, 4403), (595, 4255), (629, 4025), (805, 3145), (851, 2975), (925, 2737), (1295, 1955)]