20199995475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1709}}^1\times {\mathrm{14327}}^1$

素因数の和:16060

約数の個数: 48

約数和(自身を含む): 36457309440

約数和(自身を除く): 16257313965

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 1709, 5127, 8545, 14327, 18799, 25635, 42725, 42981, 56397, 71635, 93995, 128175, 157597, 214905, 281985, 358175, 469975, 472791, 787985, 1074525, 1409925, 2363955, 3939925, 11819775, 24484843, 73454529, 122424215, 269333273, 367272645, 612121075, 807999819, 1346666365, 1836363225, 4039999095, 6733331825, 20199995475]

約数ペア:

[(1, 20199995475), (3, 6733331825), (5, 4039999095), (11, 1836363225), (15, 1346666365), (25, 807999819), (33, 612121075), (55, 367272645), (75, 269333273), (165, 122424215), (275, 73454529), (825, 24484843), (1709, 11819775), (5127, 3939925), (8545, 2363955), (14327, 1409925), (18799, 1074525), (25635, 787985), (42725, 472791), (42981, 469975), (56397, 358175), (71635, 281985), (93995, 214905), (128175, 157597)]