405923967488

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{2801}}^1\times {\mathrm{21773}}^1$

素因数の和:24605

約数の個数: 80

約数和(自身を含む): 873795932856

約数和(自身を除く): 467871965368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 2801, 3328, 5602, 6656, 11204, 21773, 22408, 36413, 43546, 44816, 72826, 87092, 89632, 145652, 174184, 179264, 283049, 291304, 348368, 358528, 566098, 582608, 696736, 717056, 1132196, 1165216, 1393472, 1434112, 2264392, 2330432, 2786944, 4528784, 4660864, 5573888, 9057568, 9321728, 11147776, 18115136, 18643456, 36230272, 60986173, 72460544, 121972346, 144921088, 243944692, 487889384, 792820249, 975778768, 1585640498, 1951557536, 3171280996, 3903115072, 6342561992, 7806230144, 12685123984, 15612460288, 25370247968, 31224920576, 50740495936, 101480991872, 202961983744, 405923967488]

約数ペア:

[(1, 405923967488), (2, 202961983744), (4, 101480991872), (8, 50740495936), (13, 31224920576), (16, 25370247968), (26, 15612460288), (32, 12685123984), (52, 7806230144), (64, 6342561992), (104, 3903115072), (128, 3171280996), (208, 1951557536), (256, 1585640498), (416, 975778768), (512, 792820249), (832, 487889384), (1664, 243944692), (2801, 144921088), (3328, 121972346), (5602, 72460544), (6656, 60986173), (11204, 36230272), (21773, 18643456), (22408, 18115136), (36413, 11147776), (43546, 9321728), (44816, 9057568), (72826, 5573888), (87092, 4660864), (89632, 4528784), (145652, 2786944), (174184, 2330432), (179264, 2264392), (283049, 1434112), (291304, 1393472), (348368, 1165216), (358528, 1132196), (566098, 717056), (582608, 696736)]