80057380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{839}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 181762560

約数和(自身を除く): 101705180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 367, 734, 839, 1468, 1678, 1835, 3356, 3670, 4195, 4771, 7340, 8390, 9542, 10907, 16780, 19084, 21814, 23855, 43628, 47710, 54535, 95420, 109070, 218140, 307913, 615826, 1231652, 1539565, 3079130, 4002869, 6158260, 8005738, 16011476, 20014345, 40028690, 80057380]

約数ペア:

[(1, 80057380), (2, 40028690), (4, 20014345), (5, 16011476), (10, 8005738), (13, 6158260), (20, 4002869), (26, 3079130), (52, 1539565), (65, 1231652), (130, 615826), (260, 307913), (367, 218140), (734, 109070), (839, 95420), (1468, 54535), (1678, 47710), (1835, 43628), (3356, 23855), (3670, 21814), (4195, 19084), (4771, 16780), (7340, 10907), (8390, 9542)]