257029522048

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1\times {\mathrm{3037}}^1$

素因数の和:3526

約数の個数: 128

約数和(自身を含む): 556642653840

約数和(自身を除く): 299613131792

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 181, 208, 281, 362, 416, 562, 724, 832, 1124, 1448, 1664, 2248, 2353, 2896, 3037, 3653, 4496, 4706, 5792, 6074, 7306, 8992, 9412, 11584, 12148, 14612, 17984, 18824, 23168, 24296, 29224, 35968, 37648, 39481, 48592, 50861, 58448, 75296, 78962, 97184, 101722, 116896, 150592, 157924, 194368, 203444, 233792, 301184, 315848, 388736, 406888, 467584, 549697, 631696, 661193, 813776, 853397, 1099394, 1263392, 1322386, 1627552, 1706794, 2198788, 2526784, 2644772, 3255104, 3413588, 4397576, 5053568, 5289544, 6510208, 6827176, 7146061, 8795152, 10579088, 11094161, 13654352, 14292122, 17590304, 21158176, 22188322, 27308704, 28584244, 35180608, 42316352, 44376644, 54617408, 57168488, 70361216, 84632704, 88753288, 109234816, 114336976, 154464857, 177506576, 228673952, 308929714, 355013152, 457347904, 617859428, 710026304, 914695808, 1235718856, 1420052608, 2008043141, 2471437712, 4016086282, 4942875424, 8032172564, 9885750848, 16064345128, 19771501696, 32128690256, 64257380512, 128514761024, 257029522048]

約数ペア:

[(1, 257029522048), (2, 128514761024), (4, 64257380512), (8, 32128690256), (13, 19771501696), (16, 16064345128), (26, 9885750848), (32, 8032172564), (52, 4942875424), (64, 4016086282), (104, 2471437712), (128, 2008043141), (181, 1420052608), (208, 1235718856), (281, 914695808), (362, 710026304), (416, 617859428), (562, 457347904), (724, 355013152), (832, 308929714), (1124, 228673952), (1448, 177506576), (1664, 154464857), (2248, 114336976), (2353, 109234816), (2896, 88753288), (3037, 84632704), (3653, 70361216), (4496, 57168488), (4706, 54617408), (5792, 44376644), (6074, 42316352), (7306, 35180608), (8992, 28584244), (9412, 27308704), (11584, 22188322), (12148, 21158176), (14612, 17590304), (17984, 14292122), (18824, 13654352), (23168, 11094161), (24296, 10579088), (29224, 8795152), (35968, 7146061), (37648, 6827176), (39481, 6510208), (48592, 5289544), (50861, 5053568), (58448, 4397576), (75296, 3413588), (78962, 3255104), (97184, 2644772), (101722, 2526784), (116896, 2198788), (150592, 1706794), (157924, 1627552), (194368, 1322386), (203444, 1263392), (233792, 1099394), (301184, 853397), (315848, 813776), (388736, 661193), (406888, 631696), (467584, 549697)]