1648855568

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8623}}^1$

素因数の和:8704

約数の個数: 80

約数和(自身を含む): 3657265920

約数和(自身を除く): 2008410352

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 37, 38, 68, 74, 76, 136, 148, 152, 272, 296, 304, 323, 592, 629, 646, 703, 1258, 1292, 1406, 2516, 2584, 2812, 5032, 5168, 5624, 8623, 10064, 11248, 11951, 17246, 23902, 34492, 47804, 68984, 95608, 137968, 146591, 163837, 191216, 293182, 319051, 327674, 586364, 638102, 655348, 1172728, 1276204, 1310696, 2345456, 2552408, 2621392, 2785229, 5104816, 5423867, 5570458, 6061969, 10847734, 11140916, 12123938, 21695468, 22281832, 24247876, 43390936, 44563664, 48495752, 86781872, 96991504, 103053473, 206106946, 412213892, 824427784, 1648855568]

約数ペア:

[(1, 1648855568), (2, 824427784), (4, 412213892), (8, 206106946), (16, 103053473), (17, 96991504), (19, 86781872), (34, 48495752), (37, 44563664), (38, 43390936), (68, 24247876), (74, 22281832), (76, 21695468), (136, 12123938), (148, 11140916), (152, 10847734), (272, 6061969), (296, 5570458), (304, 5423867), (323, 5104816), (592, 2785229), (629, 2621392), (646, 2552408), (703, 2345456), (1258, 1310696), (1292, 1276204), (1406, 1172728), (2516, 655348), (2584, 638102), (2812, 586364), (5032, 327674), (5168, 319051), (5624, 293182), (8623, 191216), (10064, 163837), (11248, 146591), (11951, 137968), (17246, 95608), (23902, 68984), (34492, 47804)]