154999390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2399}}^1$

素因数の和:2497

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 193365410

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 71, 91, 130, 142, 182, 355, 455, 497, 710, 910, 923, 994, 1846, 2399, 2485, 4615, 4798, 4970, 6461, 9230, 11995, 12922, 16793, 23990, 31187, 32305, 33586, 62374, 64610, 83965, 155935, 167930, 170329, 218309, 311870, 340658, 436618, 851645, 1091545, 1192303, 1703290, 2183090, 2214277, 2384606, 4428554, 5961515, 11071385, 11923030, 15499939, 22142770, 30999878, 77499695, 154999390]

約数ペア:

[(1, 154999390), (2, 77499695), (5, 30999878), (7, 22142770), (10, 15499939), (13, 11923030), (14, 11071385), (26, 5961515), (35, 4428554), (65, 2384606), (70, 2214277), (71, 2183090), (91, 1703290), (130, 1192303), (142, 1091545), (182, 851645), (355, 436618), (455, 340658), (497, 311870), (710, 218309), (910, 170329), (923, 167930), (994, 155935), (1846, 83965), (2399, 64610), (2485, 62374), (4615, 33586), (4798, 32305), (4970, 31187), (6461, 23990), (9230, 16793), (11995, 12922)]