179263760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1777}}^1$

素因数の和:1900

約数の個数: 80

約数和(自身を含む): 453731376

約数和(自身を除く): 274467616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 97, 104, 130, 194, 208, 260, 388, 485, 520, 776, 970, 1040, 1261, 1552, 1777, 1940, 2522, 3554, 3880, 5044, 6305, 7108, 7760, 8885, 10088, 12610, 14216, 17770, 20176, 23101, 25220, 28432, 35540, 46202, 50440, 71080, 92404, 100880, 115505, 142160, 172369, 184808, 231010, 344738, 369616, 462020, 689476, 861845, 924040, 1378952, 1723690, 1848080, 2240797, 2757904, 3447380, 4481594, 6894760, 8963188, 11203985, 13789520, 17926376, 22407970, 35852752, 44815940, 89631880, 179263760]

約数ペア:

[(1, 179263760), (2, 89631880), (4, 44815940), (5, 35852752), (8, 22407970), (10, 17926376), (13, 13789520), (16, 11203985), (20, 8963188), (26, 6894760), (40, 4481594), (52, 3447380), (65, 2757904), (80, 2240797), (97, 1848080), (104, 1723690), (130, 1378952), (194, 924040), (208, 861845), (260, 689476), (388, 462020), (485, 369616), (520, 344738), (776, 231010), (970, 184808), (1040, 172369), (1261, 142160), (1552, 115505), (1777, 100880), (1940, 92404), (2522, 71080), (3554, 50440), (3880, 46202), (5044, 35540), (6305, 28432), (7108, 25220), (7760, 23101), (8885, 20176), (10088, 17770), (12610, 14216)]