73691840

素因数分解:

$2^6\times 5^1\times {\mathrm{421}}^1\times {\mathrm{547}}^1$

素因数の和:985

約数の個数: 56

約数和(自身を含む): 176217072

約数和(自身を除く): 102525232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 421, 547, 842, 1094, 1684, 2105, 2188, 2735, 3368, 4210, 4376, 5470, 6736, 8420, 8752, 10940, 13472, 16840, 17504, 21880, 26944, 33680, 35008, 43760, 67360, 87520, 134720, 175040, 230287, 460574, 921148, 1151435, 1842296, 2302870, 3684592, 4605740, 7369184, 9211480, 14738368, 18422960, 36845920, 73691840]

約数ペア:

[(1, 73691840), (2, 36845920), (4, 18422960), (5, 14738368), (8, 9211480), (10, 7369184), (16, 4605740), (20, 3684592), (32, 2302870), (40, 1842296), (64, 1151435), (80, 921148), (160, 460574), (320, 230287), (421, 175040), (547, 134720), (842, 87520), (1094, 67360), (1684, 43760), (2105, 35008), (2188, 33680), (2735, 26944), (3368, 21880), (4210, 17504), (4376, 16840), (5470, 13472), (6736, 10940), (8420, 8752)]