828954880

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1672

約数の個数: 144

約数和(自身を含む): 2208697344

約数和(自身を除く): 1379742464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1280, 1607, 1612, 1664, 1984, 2015, 2080, 2480, 3214, 3224, 3328, 3968, 4030, 4160, 4960, 6428, 6448, 7936, 8035, 8060, 8320, 9920, 12856, 12896, 16070, 16120, 16640, 19840, 20891, 25712, 25792, 32140, 32240, 39680, 41782, 49817, 51424, 51584, 64280, 64480, 83564, 99634, 102848, 103168, 104455, 128560, 128960, 167128, 199268, 205696, 208910, 249085, 257120, 257920, 334256, 398536, 411392, 417820, 498170, 514240, 515840, 647621, 668512, 797072, 835640, 996340, 1028480, 1295242, 1337024, 1594144, 1671280, 1992680, 2056960, 2590484, 2674048, 3188288, 3238105, 3342560, 3985360, 5180968, 5348096, 6376576, 6476210, 6685120, 7970720, 10361936, 12753152, 12952420, 13370240, 15941440, 20723872, 25904840, 26740480, 31882880, 41447744, 51809680, 63765760, 82895488, 103619360, 165790976, 207238720, 414477440, 828954880]

約数ペア:

[(1, 828954880), (2, 414477440), (4, 207238720), (5, 165790976), (8, 103619360), (10, 82895488), (13, 63765760), (16, 51809680), (20, 41447744), (26, 31882880), (31, 26740480), (32, 25904840), (40, 20723872), (52, 15941440), (62, 13370240), (64, 12952420), (65, 12753152), (80, 10361936), (104, 7970720), (124, 6685120), (128, 6476210), (130, 6376576), (155, 5348096), (160, 5180968), (208, 3985360), (248, 3342560), (256, 3238105), (260, 3188288), (310, 2674048), (320, 2590484), (403, 2056960), (416, 1992680), (496, 1671280), (520, 1594144), (620, 1337024), (640, 1295242), (806, 1028480), (832, 996340), (992, 835640), (1040, 797072), (1240, 668512), (1280, 647621), (1607, 515840), (1612, 514240), (1664, 498170), (1984, 417820), (2015, 411392), (2080, 398536), (2480, 334256), (3214, 257920), (3224, 257120), (3328, 249085), (3968, 208910), (4030, 205696), (4160, 199268), (4960, 167128), (6428, 128960), (6448, 128560), (7936, 104455), (8035, 103168), (8060, 102848), (8320, 99634), (9920, 83564), (12856, 64480), (12896, 64280), (16070, 51584), (16120, 51424), (16640, 49817), (19840, 41782), (20891, 39680), (25712, 32240), (25792, 32140)]