81820128

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1237}}^1$

素因数の和:1316

約数の個数: 96

約数和(自身を含む): 235853856

約数和(自身を除く): 154033728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 53, 78, 96, 104, 106, 156, 159, 208, 212, 312, 318, 416, 424, 624, 636, 689, 848, 1237, 1248, 1272, 1378, 1696, 2067, 2474, 2544, 2756, 3711, 4134, 4948, 5088, 5512, 7422, 8268, 9896, 11024, 14844, 16081, 16536, 19792, 22048, 29688, 32162, 33072, 39584, 48243, 59376, 64324, 65561, 66144, 96486, 118752, 128648, 131122, 192972, 196683, 257296, 262244, 385944, 393366, 514592, 524488, 771888, 786732, 852293, 1048976, 1543776, 1573464, 1704586, 2097952, 2556879, 3146928, 3409172, 5113758, 6293856, 6818344, 10227516, 13636688, 20455032, 27273376, 40910064, 81820128]

約数ペア:

[(1, 81820128), (2, 40910064), (3, 27273376), (4, 20455032), (6, 13636688), (8, 10227516), (12, 6818344), (13, 6293856), (16, 5113758), (24, 3409172), (26, 3146928), (32, 2556879), (39, 2097952), (48, 1704586), (52, 1573464), (53, 1543776), (78, 1048976), (96, 852293), (104, 786732), (106, 771888), (156, 524488), (159, 514592), (208, 393366), (212, 385944), (312, 262244), (318, 257296), (416, 196683), (424, 192972), (624, 131122), (636, 128648), (689, 118752), (848, 96486), (1237, 66144), (1248, 65561), (1272, 64324), (1378, 59376), (1696, 48243), (2067, 39584), (2474, 33072), (2544, 32162), (2756, 29688), (3711, 22048), (4134, 19792), (4948, 16536), (5088, 16081), (5512, 14844), (7422, 11024), (8268, 9896)]