72789325

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 111957120

約数和(自身を除く): 39167795

約数列:

[1, 5, 7, 17, 25, 35, 43, 85, 119, 175, 215, 301, 425, 569, 595, 731, 1075, 1505, 2845, 2975, 3655, 3983, 5117, 7525, 9673, 14225, 18275, 19915, 24467, 25585, 48365, 67711, 99575, 122335, 127925, 171269, 241825, 338555, 415939, 611675, 856345, 1692775, 2079695, 2911573, 4281725, 10398475, 14557865, 72789325]

約数ペア:

[(1, 72789325), (5, 14557865), (7, 10398475), (17, 4281725), (25, 2911573), (35, 2079695), (43, 1692775), (85, 856345), (119, 611675), (175, 415939), (215, 338555), (301, 241825), (425, 171269), (569, 127925), (595, 122335), (731, 99575), (1075, 67711), (1505, 48365), (2845, 25585), (2975, 24467), (3655, 19915), (3983, 18275), (5117, 14225), (7525, 9673)]