20341936875

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{13681}}^1$

素因数の和:13778

約数の個数: 80

約数和(自身を含む): 37100549024

約数和(自身を除く): 16758612149

約数列:

[1, 3, 5, 13, 15, 25, 39, 61, 65, 75, 125, 183, 195, 305, 325, 375, 625, 793, 915, 975, 1525, 1625, 1875, 2379, 3965, 4575, 4875, 7625, 8125, 11895, 13681, 19825, 22875, 24375, 38125, 41043, 59475, 68405, 99125, 114375, 177853, 205215, 297375, 342025, 495625, 533559, 834541, 889265, 1026075, 1486875, 1710125, 2503623, 2667795, 4172705, 4446325, 5130375, 8550625, 10849033, 12518115, 13338975, 20863525, 22231625, 25651875, 32547099, 54245165, 62590575, 66694875, 104317625, 111158125, 162735495, 271225825, 312952875, 333474375, 521588125, 813677475, 1356129125, 1564764375, 4068387375, 6780645625, 20341936875]

約数ペア:

[(1, 20341936875), (3, 6780645625), (5, 4068387375), (13, 1564764375), (15, 1356129125), (25, 813677475), (39, 521588125), (61, 333474375), (65, 312952875), (75, 271225825), (125, 162735495), (183, 111158125), (195, 104317625), (305, 66694875), (325, 62590575), (375, 54245165), (625, 32547099), (793, 25651875), (915, 22231625), (975, 20863525), (1525, 13338975), (1625, 12518115), (1875, 10849033), (2379, 8550625), (3965, 5130375), (4575, 4446325), (4875, 4172705), (7625, 2667795), (8125, 2503623), (11895, 1710125), (13681, 1486875), (19825, 1026075), (22875, 889265), (24375, 834541), (38125, 533559), (41043, 495625), (59475, 342025), (68405, 297375), (99125, 205215), (114375, 177853)]