245039795

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 398490624

約数和(自身を除く): 153450829

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 173, 283, 385, 455, 715, 865, 1001, 1211, 1415, 1903, 1981, 2249, 3113, 3679, 5005, 6055, 9515, 9905, 11245, 13321, 15565, 15743, 18395, 21791, 24739, 25753, 40469, 48959, 66605, 78715, 108955, 123695, 128765, 173173, 202345, 244795, 283283, 342713, 538549, 636467, 865865, 1416415, 1713565, 2692745, 3182335, 3769843, 4455269, 7001137, 18849215, 22276345, 35005685, 49007959, 245039795]

約数ペア:

[(1, 245039795), (5, 49007959), (7, 35005685), (11, 22276345), (13, 18849215), (35, 7001137), (55, 4455269), (65, 3769843), (77, 3182335), (91, 2692745), (143, 1713565), (173, 1416415), (283, 865865), (385, 636467), (455, 538549), (715, 342713), (865, 283283), (1001, 244795), (1211, 202345), (1415, 173173), (1903, 128765), (1981, 123695), (2249, 108955), (3113, 78715), (3679, 66605), (5005, 48959), (6055, 40469), (9515, 25753), (9905, 24739), (11245, 21791), (13321, 18395), (15565, 15743)]