64915984

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2671}}^1$

素因数の和:2724

約数の個数: 60

約数和(自身を含む): 151085568

約数和(自身を除く): 86169584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 392, 434, 496, 784, 868, 1519, 1736, 2671, 3038, 3472, 5342, 6076, 10684, 12152, 18697, 21368, 24304, 37394, 42736, 74788, 82801, 130879, 149576, 165602, 261758, 299152, 331204, 523516, 579607, 662408, 1047032, 1159214, 1324816, 2094064, 2318428, 4057249, 4636856, 8114498, 9273712, 16228996, 32457992, 64915984]

約数ペア:

[(1, 64915984), (2, 32457992), (4, 16228996), (7, 9273712), (8, 8114498), (14, 4636856), (16, 4057249), (28, 2318428), (31, 2094064), (49, 1324816), (56, 1159214), (62, 1047032), (98, 662408), (112, 579607), (124, 523516), (196, 331204), (217, 299152), (248, 261758), (392, 165602), (434, 149576), (496, 130879), (784, 82801), (868, 74788), (1519, 42736), (1736, 37394), (2671, 24304), (3038, 21368), (3472, 18697), (5342, 12152), (6076, 10684)]