26400320

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:268

約数の個数: 112

約数和(自身を含む): 69787008

約数和(自身を除く): 43386688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 136, 160, 170, 184, 211, 230, 272, 320, 340, 368, 391, 422, 460, 544, 680, 736, 782, 844, 920, 1055, 1088, 1360, 1472, 1564, 1688, 1840, 1955, 2110, 2720, 3128, 3376, 3587, 3680, 3910, 4220, 4853, 5440, 6256, 6752, 7174, 7360, 7820, 8440, 9706, 12512, 13504, 14348, 15640, 16880, 17935, 19412, 24265, 25024, 28696, 31280, 33760, 35870, 38824, 48530, 57392, 62560, 67520, 71740, 77648, 82501, 97060, 114784, 125120, 143480, 155296, 165002, 194120, 229568, 286960, 310592, 330004, 388240, 412505, 573920, 660008, 776480, 825010, 1147840, 1320016, 1552960, 1650020, 2640032, 3300040, 5280064, 6600080, 13200160, 26400320]

約数ペア:

[(1, 26400320), (2, 13200160), (4, 6600080), (5, 5280064), (8, 3300040), (10, 2640032), (16, 1650020), (17, 1552960), (20, 1320016), (23, 1147840), (32, 825010), (34, 776480), (40, 660008), (46, 573920), (64, 412505), (68, 388240), (80, 330004), (85, 310592), (92, 286960), (115, 229568), (136, 194120), (160, 165002), (170, 155296), (184, 143480), (211, 125120), (230, 114784), (272, 97060), (320, 82501), (340, 77648), (368, 71740), (391, 67520), (422, 62560), (460, 57392), (544, 48530), (680, 38824), (736, 35870), (782, 33760), (844, 31280), (920, 28696), (1055, 25024), (1088, 24265), (1360, 19412), (1472, 17935), (1564, 16880), (1688, 15640), (1840, 14348), (1955, 13504), (2110, 12512), (2720, 9706), (3128, 8440), (3376, 7820), (3587, 7360), (3680, 7174), (3910, 6752), (4220, 6256), (4853, 5440)]