78339728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2677}}^1$

素因数の和:2775

約数の個数: 40

約数和(自身を含む): 159394560

約数和(自身を除く): 81054832

約数列:

[1, 2, 4, 8, 16, 31, 59, 62, 118, 124, 236, 248, 472, 496, 944, 1829, 2677, 3658, 5354, 7316, 10708, 14632, 21416, 29264, 42832, 82987, 157943, 165974, 315886, 331948, 631772, 663896, 1263544, 1327792, 2527088, 4896233, 9792466, 19584932, 39169864, 78339728]

約数ペア:

[(1, 78339728), (2, 39169864), (4, 19584932), (8, 9792466), (16, 4896233), (31, 2527088), (59, 1327792), (62, 1263544), (118, 663896), (124, 631772), (236, 331948), (248, 315886), (472, 165974), (496, 157943), (944, 82987), (1829, 42832), (2677, 29264), (3658, 21416), (5354, 14632), (7316, 10708)]