68237325

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 135069480

約数和(自身を除く): 66832155

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 41, 45, 65, 75, 117, 123, 195, 205, 225, 325, 369, 533, 569, 585, 615, 975, 1025, 1599, 1707, 1845, 2665, 2845, 2925, 3075, 4797, 5121, 7397, 7995, 8535, 9225, 13325, 14225, 22191, 23329, 23985, 25605, 36985, 39975, 42675, 66573, 69987, 110955, 116645, 119925, 128025, 184925, 209961, 303277, 332865, 349935, 554775, 583225, 909831, 1049805, 1516385, 1664325, 1749675, 2729493, 4549155, 5249025, 7581925, 13647465, 22745775, 68237325]

約数ペア:

[(1, 68237325), (3, 22745775), (5, 13647465), (9, 7581925), (13, 5249025), (15, 4549155), (25, 2729493), (39, 1749675), (41, 1664325), (45, 1516385), (65, 1049805), (75, 909831), (117, 583225), (123, 554775), (195, 349935), (205, 332865), (225, 303277), (325, 209961), (369, 184925), (533, 128025), (569, 119925), (585, 116645), (615, 110955), (975, 69987), (1025, 66573), (1599, 42675), (1707, 39975), (1845, 36985), (2665, 25605), (2845, 23985), (2925, 23329), (3075, 22191), (4797, 14225), (5121, 13325), (7397, 9225), (7995, 8535)]