128778846352

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{68329}}^1$

素因数の和:68421

約数の個数: 120

約数和(自身を含む): 293052884040

約数和(自身を除く): 164274037688

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 41, 52, 68, 82, 104, 136, 164, 169, 208, 221, 272, 328, 338, 442, 533, 656, 676, 697, 884, 1066, 1352, 1394, 1768, 2132, 2704, 2788, 2873, 3536, 4264, 5576, 5746, 6929, 8528, 9061, 11152, 11492, 13858, 18122, 22984, 27716, 36244, 45968, 55432, 68329, 72488, 110864, 117793, 136658, 144976, 235586, 273316, 471172, 546632, 888277, 942344, 1093264, 1161593, 1776554, 1884688, 2323186, 2801489, 3553108, 4646372, 5602978, 7106216, 9292744, 11205956, 11547601, 14212432, 15100709, 18585488, 22411912, 23095202, 30201418, 36419357, 44823824, 46190404, 47625313, 60402836, 72838714, 92380808, 95250626, 120805672, 145677428, 184761616, 190501252, 196309217, 241611344, 291354856, 381002504, 392618434, 473451641, 582709712, 619129069, 762005008, 785236868, 946903282, 1238258138, 1570473736, 1893806564, 2476516276, 3140947472, 3787613128, 4953032552, 7575226256, 8048677897, 9906065104, 16097355794, 32194711588, 64389423176, 128778846352]

約数ペア:

[(1, 128778846352), (2, 64389423176), (4, 32194711588), (8, 16097355794), (13, 9906065104), (16, 8048677897), (17, 7575226256), (26, 4953032552), (34, 3787613128), (41, 3140947472), (52, 2476516276), (68, 1893806564), (82, 1570473736), (104, 1238258138), (136, 946903282), (164, 785236868), (169, 762005008), (208, 619129069), (221, 582709712), (272, 473451641), (328, 392618434), (338, 381002504), (442, 291354856), (533, 241611344), (656, 196309217), (676, 190501252), (697, 184761616), (884, 145677428), (1066, 120805672), (1352, 95250626), (1394, 92380808), (1768, 72838714), (2132, 60402836), (2704, 47625313), (2788, 46190404), (2873, 44823824), (3536, 36419357), (4264, 30201418), (5576, 23095202), (5746, 22411912), (6929, 18585488), (8528, 15100709), (9061, 14212432), (11152, 11547601), (11492, 11205956), (13858, 9292744), (18122, 7106216), (22984, 5602978), (27716, 4646372), (36244, 3553108), (45968, 2801489), (55432, 2323186), (68329, 1884688), (72488, 1776554), (110864, 1161593), (117793, 1093264), (136658, 942344), (144976, 888277), (235586, 546632), (273316, 471172)]