77679650

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 149841600

約数和(自身を除く): 72161950

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 199, 211, 370, 398, 422, 925, 995, 1055, 1850, 1990, 2110, 4975, 5275, 7363, 7807, 9950, 10550, 14726, 15614, 36815, 39035, 41989, 73630, 78070, 83978, 184075, 195175, 209945, 368150, 390350, 419890, 1049725, 1553593, 2099450, 3107186, 7767965, 15535930, 38839825, 77679650]

約数ペア:

[(1, 77679650), (2, 38839825), (5, 15535930), (10, 7767965), (25, 3107186), (37, 2099450), (50, 1553593), (74, 1049725), (185, 419890), (199, 390350), (211, 368150), (370, 209945), (398, 195175), (422, 184075), (925, 83978), (995, 78070), (1055, 73630), (1850, 41989), (1990, 39035), (2110, 36815), (4975, 15614), (5275, 14726), (7363, 10550), (7807, 9950)]