181664992

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{797}}^1$

素因数の和:1243

約数の個数: 48

約数和(自身を含む): 380071440

約数和(自身を除く): 198406448

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 419, 544, 797, 838, 1594, 1676, 3188, 3352, 6376, 6704, 7123, 12752, 13408, 13549, 14246, 25504, 27098, 28492, 54196, 56984, 108392, 113968, 216784, 227936, 333943, 433568, 667886, 1335772, 2671544, 5343088, 5677031, 10686176, 11354062, 22708124, 45416248, 90832496, 181664992]

約数ペア:

[(1, 181664992), (2, 90832496), (4, 45416248), (8, 22708124), (16, 11354062), (17, 10686176), (32, 5677031), (34, 5343088), (68, 2671544), (136, 1335772), (272, 667886), (419, 433568), (544, 333943), (797, 227936), (838, 216784), (1594, 113968), (1676, 108392), (3188, 56984), (3352, 54196), (6376, 28492), (6704, 27098), (7123, 25504), (12752, 14246), (13408, 13549)]