79980512

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{631}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 167704992

約数和(自身を除く): 87724480

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 233, 272, 466, 544, 631, 932, 1262, 1864, 2524, 3728, 3961, 5048, 7456, 7922, 10096, 10727, 15844, 20192, 21454, 31688, 42908, 63376, 85816, 126752, 147023, 171632, 294046, 343264, 588092, 1176184, 2352368, 2499391, 4704736, 4998782, 9997564, 19995128, 39990256, 79980512]

約数ペア:

[(1, 79980512), (2, 39990256), (4, 19995128), (8, 9997564), (16, 4998782), (17, 4704736), (32, 2499391), (34, 2352368), (68, 1176184), (136, 588092), (233, 343264), (272, 294046), (466, 171632), (544, 147023), (631, 126752), (932, 85816), (1262, 63376), (1864, 42908), (2524, 31688), (3728, 21454), (3961, 20192), (5048, 15844), (7456, 10727), (7922, 10096)]