117576520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71693}}^1$

素因数の和:71745

約数の個数: 32

約数和(自身を含む): 271003320

約数和(自身を除く): 153426800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 71693, 143386, 286772, 358465, 573544, 716930, 1433860, 2867720, 2939413, 5878826, 11757652, 14697065, 23515304, 29394130, 58788260, 117576520]

約数ペア:

[(1, 117576520), (2, 58788260), (4, 29394130), (5, 23515304), (8, 14697065), (10, 11757652), (20, 5878826), (40, 2939413), (41, 2867720), (82, 1433860), (164, 716930), (205, 573544), (328, 358465), (410, 286772), (820, 143386), (1640, 71693)]