198885088

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1277}}^1$

素因数の和:1475

約数の個数: 48

約数和(自身を含む): 407078784

約数和(自身を除く): 208193696

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 157, 248, 314, 496, 628, 992, 1256, 1277, 2512, 2554, 4867, 5024, 5108, 9734, 10216, 19468, 20432, 38936, 39587, 40864, 77872, 79174, 155744, 158348, 200489, 316696, 400978, 633392, 801956, 1266784, 1603912, 3207824, 6215159, 6415648, 12430318, 24860636, 49721272, 99442544, 198885088]

約数ペア:

[(1, 198885088), (2, 99442544), (4, 49721272), (8, 24860636), (16, 12430318), (31, 6415648), (32, 6215159), (62, 3207824), (124, 1603912), (157, 1266784), (248, 801956), (314, 633392), (496, 400978), (628, 316696), (992, 200489), (1256, 158348), (1277, 155744), (2512, 79174), (2554, 77872), (4867, 40864), (5024, 39587), (5108, 38936), (9734, 20432), (10216, 19468)]