79985516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1109}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 160994400

約数和(自身を除く): 81008884

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 73, 76, 146, 247, 292, 494, 949, 988, 1109, 1387, 1898, 2218, 2774, 3796, 4436, 5548, 14417, 18031, 21071, 28834, 36062, 42142, 57668, 72124, 80957, 84284, 161914, 273923, 323828, 547846, 1052441, 1095692, 1538183, 2104882, 3076366, 4209764, 6152732, 19996379, 39992758, 79985516]

約数ペア:

[(1, 79985516), (2, 39992758), (4, 19996379), (13, 6152732), (19, 4209764), (26, 3076366), (38, 2104882), (52, 1538183), (73, 1095692), (76, 1052441), (146, 547846), (247, 323828), (292, 273923), (494, 161914), (949, 84284), (988, 80957), (1109, 72124), (1387, 57668), (1898, 42142), (2218, 36062), (2774, 28834), (3796, 21071), (4436, 18031), (5548, 14417)]