141709880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{20963}}^1$

素因数の和:21000

約数の個数: 48

約数和(自身を含む): 345277080

約数和(自身を除く): 203567200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 20963, 41926, 83852, 104815, 167704, 209630, 272519, 419260, 545038, 838520, 1090076, 1362595, 2180152, 2725190, 3542747, 5450380, 7085494, 10900760, 14170988, 17713735, 28341976, 35427470, 70854940, 141709880]

約数ペア:

[(1, 141709880), (2, 70854940), (4, 35427470), (5, 28341976), (8, 17713735), (10, 14170988), (13, 10900760), (20, 7085494), (26, 5450380), (40, 3542747), (52, 2725190), (65, 2180152), (104, 1362595), (130, 1090076), (169, 838520), (260, 545038), (338, 419260), (520, 272519), (676, 209630), (845, 167704), (1352, 104815), (1690, 83852), (3380, 41926), (6760, 20963)]