12669950

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 24748416

約数和(自身を除く): 12078466

約数列:

[1, 2, 5, 10, 25, 43, 50, 71, 83, 86, 142, 166, 215, 355, 415, 430, 710, 830, 1075, 1775, 2075, 2150, 3053, 3550, 3569, 4150, 5893, 6106, 7138, 11786, 15265, 17845, 29465, 30530, 35690, 58930, 76325, 89225, 147325, 152650, 178450, 253399, 294650, 506798, 1266995, 2533990, 6334975, 12669950]

約数ペア:

[(1, 12669950), (2, 6334975), (5, 2533990), (10, 1266995), (25, 506798), (43, 294650), (50, 253399), (71, 178450), (83, 152650), (86, 147325), (142, 89225), (166, 76325), (215, 58930), (355, 35690), (415, 30530), (430, 29465), (710, 17845), (830, 15265), (1075, 11786), (1775, 7138), (2075, 6106), (2150, 5893), (3053, 4150), (3550, 3569)]