245024

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:73

約数の個数: 48

約数和(自身を含む): 564480

約数和(自身を除く): 319456

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 416, 494, 496, 589, 608, 806, 988, 992, 1178, 1612, 1976, 2356, 3224, 3952, 4712, 6448, 7657, 7904, 9424, 12896, 15314, 18848, 30628, 61256, 122512, 245024]

約数ペア:

[(1, 245024), (2, 122512), (4, 61256), (8, 30628), (13, 18848), (16, 15314), (19, 12896), (26, 9424), (31, 7904), (32, 7657), (38, 6448), (52, 4712), (62, 3952), (76, 3224), (104, 2356), (124, 1976), (152, 1612), (208, 1178), (247, 992), (248, 988), (304, 806), (403, 608), (416, 589), (494, 496)]