65356720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:263

約数の個数: 160

約数和(自身を含む): 185613120

約数和(自身を除く): 120256400

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 29, 40, 44, 52, 55, 58, 65, 80, 88, 104, 110, 116, 130, 143, 145, 176, 197, 208, 220, 232, 260, 286, 290, 319, 377, 394, 440, 464, 520, 572, 580, 638, 715, 754, 788, 880, 985, 1040, 1144, 1160, 1276, 1430, 1508, 1576, 1595, 1885, 1970, 2167, 2288, 2320, 2552, 2561, 2860, 3016, 3152, 3190, 3770, 3940, 4147, 4334, 5104, 5122, 5713, 5720, 6032, 6380, 7540, 7880, 8294, 8668, 10244, 10835, 11426, 11440, 12760, 12805, 15080, 15760, 16588, 17336, 20488, 20735, 21670, 22852, 25520, 25610, 28171, 28565, 30160, 33176, 34672, 40976, 41470, 43340, 45704, 51220, 56342, 57130, 62843, 66352, 74269, 82940, 86680, 91408, 102440, 112684, 114260, 125686, 140855, 148538, 165880, 173360, 204880, 225368, 228520, 251372, 281710, 297076, 314215, 331760, 371345, 450736, 457040, 502744, 563420, 594152, 628430, 742690, 816959, 1005488, 1126840, 1188304, 1256860, 1485380, 1633918, 2253680, 2513720, 2970760, 3267836, 4084795, 5027440, 5941520, 6535672, 8169590, 13071344, 16339180, 32678360, 65356720]

約数ペア:

[(1, 65356720), (2, 32678360), (4, 16339180), (5, 13071344), (8, 8169590), (10, 6535672), (11, 5941520), (13, 5027440), (16, 4084795), (20, 3267836), (22, 2970760), (26, 2513720), (29, 2253680), (40, 1633918), (44, 1485380), (52, 1256860), (55, 1188304), (58, 1126840), (65, 1005488), (80, 816959), (88, 742690), (104, 628430), (110, 594152), (116, 563420), (130, 502744), (143, 457040), (145, 450736), (176, 371345), (197, 331760), (208, 314215), (220, 297076), (232, 281710), (260, 251372), (286, 228520), (290, 225368), (319, 204880), (377, 173360), (394, 165880), (440, 148538), (464, 140855), (520, 125686), (572, 114260), (580, 112684), (638, 102440), (715, 91408), (754, 86680), (788, 82940), (880, 74269), (985, 66352), (1040, 62843), (1144, 57130), (1160, 56342), (1276, 51220), (1430, 45704), (1508, 43340), (1576, 41470), (1595, 40976), (1885, 34672), (1970, 33176), (2167, 30160), (2288, 28565), (2320, 28171), (2552, 25610), (2561, 25520), (2860, 22852), (3016, 21670), (3152, 20735), (3190, 20488), (3770, 17336), (3940, 16588), (4147, 15760), (4334, 15080), (5104, 12805), (5122, 12760), (5713, 11440), (5720, 11426), (6032, 10835), (6380, 10244), (7540, 8668), (7880, 8294)]