99142640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 245877120

約数和(自身を除く): 146734480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 269, 271, 272, 340, 538, 542, 680, 1076, 1084, 1345, 1355, 1360, 2152, 2168, 2690, 2710, 4304, 4336, 4573, 4607, 5380, 5420, 9146, 9214, 10760, 10840, 18292, 18428, 21520, 21680, 22865, 23035, 36584, 36856, 45730, 46070, 72899, 73168, 73712, 91460, 92140, 145798, 182920, 184280, 291596, 364495, 365840, 368560, 583192, 728990, 1166384, 1239283, 1457980, 2478566, 2915960, 4957132, 5831920, 6196415, 9914264, 12392830, 19828528, 24785660, 49571320, 99142640]

約数ペア:

[(1, 99142640), (2, 49571320), (4, 24785660), (5, 19828528), (8, 12392830), (10, 9914264), (16, 6196415), (17, 5831920), (20, 4957132), (34, 2915960), (40, 2478566), (68, 1457980), (80, 1239283), (85, 1166384), (136, 728990), (170, 583192), (269, 368560), (271, 365840), (272, 364495), (340, 291596), (538, 184280), (542, 182920), (680, 145798), (1076, 92140), (1084, 91460), (1345, 73712), (1355, 73168), (1360, 72899), (2152, 46070), (2168, 45730), (2690, 36856), (2710, 36584), (4304, 23035), (4336, 22865), (4573, 21680), (4607, 21520), (5380, 18428), (5420, 18292), (9146, 10840), (9214, 10760)]