67121680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{44159}}^1$

素因数の和:44191

約数の個数: 40

約数和(自身を含む): 164275200

約数和(自身を除く): 97153520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 44159, 88318, 176636, 220795, 353272, 441590, 706544, 839021, 883180, 1678042, 1766360, 3356084, 3532720, 4195105, 6712168, 8390210, 13424336, 16780420, 33560840, 67121680]

約数ペア:

[(1, 67121680), (2, 33560840), (4, 16780420), (5, 13424336), (8, 8390210), (10, 6712168), (16, 4195105), (19, 3532720), (20, 3356084), (38, 1766360), (40, 1678042), (76, 883180), (80, 839021), (95, 706544), (152, 441590), (190, 353272), (304, 220795), (380, 176636), (760, 88318), (1520, 44159)]