15697340725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{7829}}^1$

素因数の和:8190

約数の個数: 48

約数和(自身を含む): 22230184320

約数和(自身を除く): 6532843595

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 317, 575, 1265, 1585, 3487, 6325, 7291, 7829, 7925, 17435, 36455, 39145, 80201, 86119, 87175, 180067, 182275, 195725, 401005, 430595, 900335, 1980737, 2005025, 2152975, 2481793, 4501675, 9903685, 12408965, 27299723, 49518425, 57081239, 62044825, 136498615, 285406195, 627893629, 682493075, 1427030975, 3139468145, 15697340725]

約数ペア:

[(1, 15697340725), (5, 3139468145), (11, 1427030975), (23, 682493075), (25, 627893629), (55, 285406195), (115, 136498615), (253, 62044825), (275, 57081239), (317, 49518425), (575, 27299723), (1265, 12408965), (1585, 9903685), (3487, 4501675), (6325, 2481793), (7291, 2152975), (7829, 2005025), (7925, 1980737), (17435, 900335), (36455, 430595), (39145, 401005), (80201, 195725), (86119, 182275), (87175, 180067)]