201993271675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{317587}}^1$

素因数の和:317732

約数の個数: 48

約数和(自身を含む): 286693039360

約数和(自身を除く): 84699767685

約数列:

[1, 5, 13, 19, 25, 65, 95, 103, 247, 325, 475, 515, 1235, 1339, 1957, 2575, 6175, 6695, 9785, 25441, 33475, 48925, 127205, 317587, 636025, 1587935, 4128631, 6034153, 7939675, 20643155, 30170765, 32711461, 78443989, 103215775, 150853825, 163557305, 392219945, 425248993, 621517759, 817786525, 1961099725, 2126244965, 3107588795, 8079730867, 10631224825, 15537943975, 40398654335, 201993271675]

約数ペア:

[(1, 201993271675), (5, 40398654335), (13, 15537943975), (19, 10631224825), (25, 8079730867), (65, 3107588795), (95, 2126244965), (103, 1961099725), (247, 817786525), (325, 621517759), (475, 425248993), (515, 392219945), (1235, 163557305), (1339, 150853825), (1957, 103215775), (2575, 78443989), (6175, 32711461), (6695, 30170765), (9785, 20643155), (25441, 7939675), (33475, 6034153), (48925, 4128631), (127205, 1587935), (317587, 636025)]