50991760

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3203}}^1$

素因数の和:3415

約数の個数: 40

約数和(自身を含む): 119188800

約数和(自身を除く): 68197040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3203, 3980, 6406, 7960, 12812, 15920, 16015, 25624, 32030, 51248, 64060, 128120, 256240, 637397, 1274794, 2549588, 3186985, 5099176, 6373970, 10198352, 12747940, 25495880, 50991760]

約数ペア:

[(1, 50991760), (2, 25495880), (4, 12747940), (5, 10198352), (8, 6373970), (10, 5099176), (16, 3186985), (20, 2549588), (40, 1274794), (80, 637397), (199, 256240), (398, 128120), (796, 64060), (995, 51248), (1592, 32030), (1990, 25624), (3184, 16015), (3203, 15920), (3980, 12812), (6406, 7960)]