25098970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 52962336

約数和(自身を除く): 27863366

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 41, 65, 82, 85, 130, 170, 205, 221, 277, 410, 442, 533, 554, 697, 1066, 1105, 1385, 1394, 2210, 2665, 2770, 3485, 3601, 4709, 5330, 6970, 7202, 9061, 9418, 11357, 18005, 18122, 22714, 23545, 36010, 45305, 47090, 56785, 61217, 90610, 113570, 122434, 147641, 193069, 295282, 306085, 386138, 612170, 738205, 965345, 1476410, 1930690, 2509897, 5019794, 12549485, 25098970]

約数ペア:

[(1, 25098970), (2, 12549485), (5, 5019794), (10, 2509897), (13, 1930690), (17, 1476410), (26, 965345), (34, 738205), (41, 612170), (65, 386138), (82, 306085), (85, 295282), (130, 193069), (170, 147641), (205, 122434), (221, 113570), (277, 90610), (410, 61217), (442, 56785), (533, 47090), (554, 45305), (697, 36010), (1066, 23545), (1105, 22714), (1385, 18122), (1394, 18005), (2210, 11357), (2665, 9418), (2770, 9061), (3485, 7202), (3601, 6970), (4709, 5330)]