25812290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 31211710

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 109, 119, 170, 199, 218, 238, 398, 545, 595, 763, 995, 1090, 1190, 1393, 1526, 1853, 1990, 2786, 3383, 3706, 3815, 6766, 6965, 7630, 9265, 12971, 13930, 16915, 18530, 21691, 23681, 25942, 33830, 43382, 47362, 64855, 108455, 118405, 129710, 151837, 216910, 236810, 303674, 368747, 737494, 759185, 1518370, 1843735, 2581229, 3687470, 5162458, 12906145, 25812290]

約数ペア:

[(1, 25812290), (2, 12906145), (5, 5162458), (7, 3687470), (10, 2581229), (14, 1843735), (17, 1518370), (34, 759185), (35, 737494), (70, 368747), (85, 303674), (109, 236810), (119, 216910), (170, 151837), (199, 129710), (218, 118405), (238, 108455), (398, 64855), (545, 47362), (595, 43382), (763, 33830), (995, 25942), (1090, 23681), (1190, 21691), (1393, 18530), (1526, 16915), (1853, 13930), (1990, 12971), (2786, 9265), (3383, 7630), (3706, 6965), (3815, 6766)]