80251136

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2357}}^1$

素因数の和:2399

約数の個数: 72

約数和(自身を含む): 192790080

約数和(自身を除く): 112538944

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1792, 2128, 2357, 2432, 4256, 4714, 4864, 8512, 9428, 16499, 17024, 18856, 32998, 34048, 37712, 44783, 65996, 75424, 89566, 131992, 150848, 179132, 263984, 301696, 313481, 358264, 527968, 603392, 626962, 716528, 1055936, 1253924, 1433056, 2111872, 2507848, 2866112, 4223744, 5015696, 5732224, 10031392, 11464448, 20062784, 40125568, 80251136]

約数ペア:

[(1, 80251136), (2, 40125568), (4, 20062784), (7, 11464448), (8, 10031392), (14, 5732224), (16, 5015696), (19, 4223744), (28, 2866112), (32, 2507848), (38, 2111872), (56, 1433056), (64, 1253924), (76, 1055936), (112, 716528), (128, 626962), (133, 603392), (152, 527968), (224, 358264), (256, 313481), (266, 301696), (304, 263984), (448, 179132), (532, 150848), (608, 131992), (896, 89566), (1064, 75424), (1216, 65996), (1792, 44783), (2128, 37712), (2357, 34048), (2432, 32998), (4256, 18856), (4714, 17024), (4864, 16499), (8512, 9428)]