245511500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:492

約数の個数: 96

約数和(自身を含む): 584490816

約数和(自身を除く): 338979316

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 107, 125, 130, 214, 250, 260, 325, 353, 428, 500, 535, 650, 706, 1070, 1300, 1391, 1412, 1625, 1765, 2140, 2675, 2782, 3250, 3530, 4589, 5350, 5564, 6500, 6955, 7060, 8825, 9178, 10700, 13375, 13910, 17650, 18356, 22945, 26750, 27820, 34775, 35300, 37771, 44125, 45890, 53500, 69550, 75542, 88250, 91780, 114725, 139100, 151084, 173875, 176500, 188855, 229450, 347750, 377710, 458900, 491023, 573625, 695500, 755420, 944275, 982046, 1147250, 1888550, 1964092, 2294500, 2455115, 3777100, 4721375, 4910230, 9442750, 9820460, 12275575, 18885500, 24551150, 49102300, 61377875, 122755750, 245511500]

約数ペア:

[(1, 245511500), (2, 122755750), (4, 61377875), (5, 49102300), (10, 24551150), (13, 18885500), (20, 12275575), (25, 9820460), (26, 9442750), (50, 4910230), (52, 4721375), (65, 3777100), (100, 2455115), (107, 2294500), (125, 1964092), (130, 1888550), (214, 1147250), (250, 982046), (260, 944275), (325, 755420), (353, 695500), (428, 573625), (500, 491023), (535, 458900), (650, 377710), (706, 347750), (1070, 229450), (1300, 188855), (1391, 176500), (1412, 173875), (1625, 151084), (1765, 139100), (2140, 114725), (2675, 91780), (2782, 88250), (3250, 75542), (3530, 69550), (4589, 53500), (5350, 45890), (5564, 44125), (6500, 37771), (6955, 35300), (7060, 34775), (8825, 27820), (9178, 26750), (10700, 22945), (13375, 18356), (13910, 17650)]