51989490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{11789}}^1$

素因数の和:11816

約数の個数: 72

約数和(自身を含む): 157255020

約数和(自身を除く): 105265530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 11789, 23578, 35367, 58945, 70734, 82523, 106101, 117890, 165046, 176835, 212202, 247569, 353670, 412615, 495138, 530505, 577661, 742707, 825230, 1061010, 1155322, 1237845, 1485414, 1732983, 2475690, 2888305, 3465966, 3713535, 5198949, 5776610, 7427070, 8664915, 10397898, 17329830, 25994745, 51989490]

約数ペア:

[(1, 51989490), (2, 25994745), (3, 17329830), (5, 10397898), (6, 8664915), (7, 7427070), (9, 5776610), (10, 5198949), (14, 3713535), (15, 3465966), (18, 2888305), (21, 2475690), (30, 1732983), (35, 1485414), (42, 1237845), (45, 1155322), (49, 1061010), (63, 825230), (70, 742707), (90, 577661), (98, 530505), (105, 495138), (126, 412615), (147, 353670), (210, 247569), (245, 212202), (294, 176835), (315, 165046), (441, 117890), (490, 106101), (630, 82523), (735, 70734), (882, 58945), (1470, 35367), (2205, 23578), (4410, 11789)]