68783800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:845

約数の個数: 96

約数和(自身を含む): 175881600

約数和(自身を除く): 107097800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 25, 38, 40, 46, 50, 76, 92, 95, 100, 115, 152, 184, 190, 200, 230, 380, 437, 460, 475, 575, 760, 787, 874, 920, 950, 1150, 1574, 1748, 1900, 2185, 2300, 3148, 3496, 3800, 3935, 4370, 4600, 6296, 7870, 8740, 10925, 14953, 15740, 17480, 18101, 19675, 21850, 29906, 31480, 36202, 39350, 43700, 59812, 72404, 74765, 78700, 87400, 90505, 119624, 144808, 149530, 157400, 181010, 299060, 343919, 362020, 373825, 452525, 598120, 687838, 724040, 747650, 905050, 1375676, 1495300, 1719595, 1810100, 2751352, 2990600, 3439190, 3620200, 6878380, 8597975, 13756760, 17195950, 34391900, 68783800]

約数ペア:

[(1, 68783800), (2, 34391900), (4, 17195950), (5, 13756760), (8, 8597975), (10, 6878380), (19, 3620200), (20, 3439190), (23, 2990600), (25, 2751352), (38, 1810100), (40, 1719595), (46, 1495300), (50, 1375676), (76, 905050), (92, 747650), (95, 724040), (100, 687838), (115, 598120), (152, 452525), (184, 373825), (190, 362020), (200, 343919), (230, 299060), (380, 181010), (437, 157400), (460, 149530), (475, 144808), (575, 119624), (760, 90505), (787, 87400), (874, 78700), (920, 74765), (950, 72404), (1150, 59812), (1574, 43700), (1748, 39350), (1900, 36202), (2185, 31480), (2300, 29906), (3148, 21850), (3496, 19675), (3800, 18101), (3935, 17480), (4370, 15740), (4600, 14953), (6296, 10925), (7870, 8740)]