64942000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1709}}^1$

素因数の和:1751

約数の個数: 80

約数和(自身を含む): 165391200

約数和(自身を除く): 100449200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 380, 400, 475, 500, 760, 950, 1000, 1520, 1709, 1900, 2000, 2375, 3418, 3800, 4750, 6836, 7600, 8545, 9500, 13672, 17090, 19000, 27344, 32471, 34180, 38000, 42725, 64942, 68360, 85450, 129884, 136720, 162355, 170900, 213625, 259768, 324710, 341800, 427250, 519536, 649420, 683600, 811775, 854500, 1298840, 1623550, 1709000, 2597680, 3247100, 3418000, 4058875, 6494200, 8117750, 12988400, 16235500, 32471000, 64942000]

約数ペア:

[(1, 64942000), (2, 32471000), (4, 16235500), (5, 12988400), (8, 8117750), (10, 6494200), (16, 4058875), (19, 3418000), (20, 3247100), (25, 2597680), (38, 1709000), (40, 1623550), (50, 1298840), (76, 854500), (80, 811775), (95, 683600), (100, 649420), (125, 519536), (152, 427250), (190, 341800), (200, 324710), (250, 259768), (304, 213625), (380, 170900), (400, 162355), (475, 136720), (500, 129884), (760, 85450), (950, 68360), (1000, 64942), (1520, 42725), (1709, 38000), (1900, 34180), (2000, 32471), (2375, 27344), (3418, 19000), (3800, 17090), (4750, 13672), (6836, 9500), (7600, 8545)]