99420080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1783}}^1$

素因数の和:1854

約数の個数: 80

約数和(自身を含む): 250858944

約数和(自身を除く): 151438864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1360, 1394, 1640, 1783, 2788, 3280, 3485, 3566, 5576, 6970, 7132, 8915, 11152, 13940, 14264, 17830, 27880, 28528, 30311, 35660, 55760, 60622, 71320, 73103, 121244, 142640, 146206, 151555, 242488, 292412, 303110, 365515, 484976, 584824, 606220, 731030, 1169648, 1212440, 1242751, 1462060, 2424880, 2485502, 2924120, 4971004, 5848240, 6213755, 9942008, 12427510, 19884016, 24855020, 49710040, 99420080]

約数ペア:

[(1, 99420080), (2, 49710040), (4, 24855020), (5, 19884016), (8, 12427510), (10, 9942008), (16, 6213755), (17, 5848240), (20, 4971004), (34, 2924120), (40, 2485502), (41, 2424880), (68, 1462060), (80, 1242751), (82, 1212440), (85, 1169648), (136, 731030), (164, 606220), (170, 584824), (205, 484976), (272, 365515), (328, 303110), (340, 292412), (410, 242488), (656, 151555), (680, 146206), (697, 142640), (820, 121244), (1360, 73103), (1394, 71320), (1640, 60622), (1783, 55760), (2788, 35660), (3280, 30311), (3485, 28528), (3566, 27880), (5576, 17830), (6970, 14264), (7132, 13940), (8915, 11152)]