196941375

素因数分解:

$3^4\times 5^3\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:447

約数の個数: 80

約数和(自身を含む): 375103872

約数和(自身を除く): 178162497

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 81, 125, 135, 159, 225, 265, 367, 375, 405, 477, 675, 795, 1101, 1125, 1325, 1431, 1835, 2025, 2385, 3303, 3375, 3975, 4293, 5505, 6625, 7155, 9175, 9909, 10125, 11925, 16515, 19451, 19875, 21465, 27525, 29727, 35775, 45875, 49545, 58353, 59625, 82575, 97255, 107325, 137625, 148635, 175059, 178875, 247725, 291765, 412875, 486275, 525177, 536625, 743175, 875295, 1238625, 1458825, 1575531, 2431375, 2625885, 3715875, 4376475, 7294125, 7877655, 13129425, 21882375, 39388275, 65647125, 196941375]

約数ペア:

[(1, 196941375), (3, 65647125), (5, 39388275), (9, 21882375), (15, 13129425), (25, 7877655), (27, 7294125), (45, 4376475), (53, 3715875), (75, 2625885), (81, 2431375), (125, 1575531), (135, 1458825), (159, 1238625), (225, 875295), (265, 743175), (367, 536625), (375, 525177), (405, 486275), (477, 412875), (675, 291765), (795, 247725), (1101, 178875), (1125, 175059), (1325, 148635), (1431, 137625), (1835, 107325), (2025, 97255), (2385, 82575), (3303, 59625), (3375, 58353), (3975, 49545), (4293, 45875), (5505, 35775), (6625, 29727), (7155, 27525), (9175, 21465), (9909, 19875), (10125, 19451), (11925, 16515)]