71184880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68447}}^1$

素因数の和:68473

約数の個数: 40

約数和(自身を含む): 178238592

約数和(自身を除く): 107053712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 68447, 136894, 273788, 342235, 547576, 684470, 889811, 1095152, 1368940, 1779622, 2737880, 3559244, 4449055, 5475760, 7118488, 8898110, 14236976, 17796220, 35592440, 71184880]

約数ペア:

[(1, 71184880), (2, 35592440), (4, 17796220), (5, 14236976), (8, 8898110), (10, 7118488), (13, 5475760), (16, 4449055), (20, 3559244), (26, 2737880), (40, 1779622), (52, 1368940), (65, 1095152), (80, 889811), (104, 684470), (130, 547576), (208, 342235), (260, 273788), (520, 136894), (1040, 68447)]