31845970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1231}}^1$

素因数の和:1450

約数の個数: 32

約数和(自身を含む): 62092800

約数和(自身を除く): 30246830

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 995, 1231, 1990, 2462, 2587, 5174, 6155, 12310, 12935, 16003, 25870, 32006, 80015, 160030, 244969, 489938, 1224845, 2449690, 3184597, 6369194, 15922985, 31845970]

約数ペア:

[(1, 31845970), (2, 15922985), (5, 6369194), (10, 3184597), (13, 2449690), (26, 1224845), (65, 489938), (130, 244969), (199, 160030), (398, 80015), (995, 32006), (1231, 25870), (1990, 16003), (2462, 12935), (2587, 12310), (5174, 6155)]