1245141455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 1718247168

約数和(自身を除く): 473105713

約数列:

[1, 5, 17, 23, 53, 61, 85, 115, 197, 265, 305, 391, 901, 985, 1037, 1219, 1403, 1955, 3233, 3349, 4505, 4531, 5185, 6095, 7015, 10441, 12017, 16165, 16745, 20723, 22655, 23851, 52205, 54961, 60085, 74359, 77027, 103615, 119255, 177497, 204289, 240143, 274805, 276391, 371795, 385135, 636901, 887485, 1021445, 1200715, 1264103, 1381955, 3184505, 4082431, 4698647, 6320515, 10827317, 14648723, 20412155, 23493235, 54136585, 73243615, 249028291, 1245141455]

約数ペア:

[(1, 1245141455), (5, 249028291), (17, 73243615), (23, 54136585), (53, 23493235), (61, 20412155), (85, 14648723), (115, 10827317), (197, 6320515), (265, 4698647), (305, 4082431), (391, 3184505), (901, 1381955), (985, 1264103), (1037, 1200715), (1219, 1021445), (1403, 887485), (1955, 636901), (3233, 385135), (3349, 371795), (4505, 276391), (4531, 274805), (5185, 240143), (6095, 204289), (7015, 177497), (10441, 119255), (12017, 103615), (16165, 77027), (16745, 74359), (20723, 60085), (22655, 54961), (23851, 52205)]