258924224

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:722

約数の個数: 84

約数和(自身を含む): 572286384

約数和(自身を除く): 313362160

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 148, 169, 208, 296, 338, 416, 481, 592, 647, 676, 832, 962, 1184, 1294, 1352, 1924, 2368, 2588, 2704, 3848, 5176, 5408, 6253, 7696, 8411, 10352, 10816, 12506, 15392, 16822, 20704, 23939, 25012, 30784, 33644, 41408, 47878, 50024, 67288, 95756, 100048, 109343, 134576, 191512, 200096, 218686, 269152, 311207, 383024, 400192, 437372, 538304, 622414, 766048, 874744, 1244828, 1532096, 1749488, 2489656, 3498976, 4045691, 4979312, 6997952, 8091382, 9958624, 16182764, 19917248, 32365528, 64731056, 129462112, 258924224]

約数ペア:

[(1, 258924224), (2, 129462112), (4, 64731056), (8, 32365528), (13, 19917248), (16, 16182764), (26, 9958624), (32, 8091382), (37, 6997952), (52, 4979312), (64, 4045691), (74, 3498976), (104, 2489656), (148, 1749488), (169, 1532096), (208, 1244828), (296, 874744), (338, 766048), (416, 622414), (481, 538304), (592, 437372), (647, 400192), (676, 383024), (832, 311207), (962, 269152), (1184, 218686), (1294, 200096), (1352, 191512), (1924, 134576), (2368, 109343), (2588, 100048), (2704, 95756), (3848, 67288), (5176, 50024), (5408, 47878), (6253, 41408), (7696, 33644), (8411, 30784), (10352, 25012), (10816, 23939), (12506, 20704), (15392, 16822)]