102127280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67189}}^1$

素因数の和:67221

約数の個数: 40

約数和(自身を含む): 249946800

約数和(自身を除く): 147819520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 67189, 134378, 268756, 335945, 537512, 671890, 1075024, 1276591, 1343780, 2553182, 2687560, 5106364, 5375120, 6382955, 10212728, 12765910, 20425456, 25531820, 51063640, 102127280]

約数ペア:

[(1, 102127280), (2, 51063640), (4, 25531820), (5, 20425456), (8, 12765910), (10, 10212728), (16, 6382955), (19, 5375120), (20, 5106364), (38, 2687560), (40, 2553182), (76, 1343780), (80, 1276591), (95, 1075024), (152, 671890), (190, 537512), (304, 335945), (380, 268756), (760, 134378), (1520, 67189)]