729900290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{16267}}^1$

素因数の和:16922

約数の個数: 32

約数和(自身を含む): 1503944064

約数和(自身を除く): 774043774

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 641, 1282, 3205, 4487, 6410, 8974, 16267, 22435, 32534, 44870, 81335, 113869, 162670, 227738, 569345, 1138690, 10427147, 20854294, 52135735, 72990029, 104271470, 145980058, 364950145, 729900290]

約数ペア:

[(1, 729900290), (2, 364950145), (5, 145980058), (7, 104271470), (10, 72990029), (14, 52135735), (35, 20854294), (70, 10427147), (641, 1138690), (1282, 569345), (3205, 227738), (4487, 162670), (6410, 113869), (8974, 81335), (16267, 44870), (22435, 32534)]