85193940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{457}}^1$

素因数の和:721

約数の個数: 96

約数和(自身を含む): 258531840

約数和(自身を除く): 173337900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 239, 260, 390, 457, 478, 717, 780, 914, 956, 1195, 1371, 1434, 1828, 2285, 2390, 2742, 2868, 3107, 3585, 4570, 4780, 5484, 5941, 6214, 6855, 7170, 9140, 9321, 11882, 12428, 13710, 14340, 15535, 17823, 18642, 23764, 27420, 29705, 31070, 35646, 37284, 46605, 59410, 62140, 71292, 89115, 93210, 109223, 118820, 178230, 186420, 218446, 327669, 356460, 436892, 546115, 655338, 1092230, 1310676, 1419899, 1638345, 2184460, 2839798, 3276690, 4259697, 5679596, 6553380, 7099495, 8519394, 14198990, 17038788, 21298485, 28397980, 42596970, 85193940]

約数ペア:

[(1, 85193940), (2, 42596970), (3, 28397980), (4, 21298485), (5, 17038788), (6, 14198990), (10, 8519394), (12, 7099495), (13, 6553380), (15, 5679596), (20, 4259697), (26, 3276690), (30, 2839798), (39, 2184460), (52, 1638345), (60, 1419899), (65, 1310676), (78, 1092230), (130, 655338), (156, 546115), (195, 436892), (239, 356460), (260, 327669), (390, 218446), (457, 186420), (478, 178230), (717, 118820), (780, 109223), (914, 93210), (956, 89115), (1195, 71292), (1371, 62140), (1434, 59410), (1828, 46605), (2285, 37284), (2390, 35646), (2742, 31070), (2868, 29705), (3107, 27420), (3585, 23764), (4570, 18642), (4780, 17823), (5484, 15535), (5941, 14340), (6214, 13710), (6855, 12428), (7170, 11882), (9140, 9321)]