61403888

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:442

約数の個数: 80

約数和(自身を含む): 147865536

約数和(自身を除く): 86461648

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 181, 182, 208, 233, 362, 364, 466, 724, 728, 932, 1267, 1448, 1456, 1631, 1864, 2353, 2534, 2896, 3029, 3262, 3728, 4706, 5068, 6058, 6524, 9412, 10136, 12116, 13048, 16471, 18824, 20272, 21203, 24232, 26096, 32942, 37648, 42173, 42406, 48464, 65884, 84346, 84812, 131768, 168692, 169624, 263536, 295211, 337384, 339248, 548249, 590422, 674768, 1096498, 1180844, 2192996, 2361688, 3837743, 4385992, 4723376, 7675486, 8771984, 15350972, 30701944, 61403888]

約数ペア:

[(1, 61403888), (2, 30701944), (4, 15350972), (7, 8771984), (8, 7675486), (13, 4723376), (14, 4385992), (16, 3837743), (26, 2361688), (28, 2192996), (52, 1180844), (56, 1096498), (91, 674768), (104, 590422), (112, 548249), (181, 339248), (182, 337384), (208, 295211), (233, 263536), (362, 169624), (364, 168692), (466, 131768), (724, 84812), (728, 84346), (932, 65884), (1267, 48464), (1448, 42406), (1456, 42173), (1631, 37648), (1864, 32942), (2353, 26096), (2534, 24232), (2896, 21203), (3029, 20272), (3262, 18824), (3728, 16471), (4706, 13048), (5068, 12116), (6058, 10136), (6524, 9412)]