80685400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1301

約数の個数: 96

約数和(自身を含む): 209250000

約数和(自身を除く): 128564600

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 25, 34, 38, 40, 50, 68, 76, 85, 95, 100, 136, 152, 170, 190, 200, 323, 340, 380, 425, 475, 646, 680, 760, 850, 950, 1249, 1292, 1615, 1700, 1900, 2498, 2584, 3230, 3400, 3800, 4996, 6245, 6460, 8075, 9992, 12490, 12920, 16150, 21233, 23731, 24980, 31225, 32300, 42466, 47462, 49960, 62450, 64600, 84932, 94924, 106165, 118655, 124900, 169864, 189848, 212330, 237310, 249800, 403427, 424660, 474620, 530825, 593275, 806854, 849320, 949240, 1061650, 1186550, 1613708, 2017135, 2123300, 2373100, 3227416, 4034270, 4246600, 4746200, 8068540, 10085675, 16137080, 20171350, 40342700, 80685400]

約数ペア:

[(1, 80685400), (2, 40342700), (4, 20171350), (5, 16137080), (8, 10085675), (10, 8068540), (17, 4746200), (19, 4246600), (20, 4034270), (25, 3227416), (34, 2373100), (38, 2123300), (40, 2017135), (50, 1613708), (68, 1186550), (76, 1061650), (85, 949240), (95, 849320), (100, 806854), (136, 593275), (152, 530825), (170, 474620), (190, 424660), (200, 403427), (323, 249800), (340, 237310), (380, 212330), (425, 189848), (475, 169864), (646, 124900), (680, 118655), (760, 106165), (850, 94924), (950, 84932), (1249, 64600), (1292, 62450), (1615, 49960), (1700, 47462), (1900, 42466), (2498, 32300), (2584, 31225), (3230, 24980), (3400, 23731), (3800, 21233), (4996, 16150), (6245, 12920), (6460, 12490), (8075, 9992)]