19780350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7757}}^1$

素因数の和:7789

約数の個数: 48

約数和(自身を含む): 51947568

約数和(自身を除く): 32167218

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 7757, 15514, 23271, 38785, 46542, 77570, 116355, 131869, 193925, 232710, 263738, 387850, 395607, 581775, 659345, 791214, 1163550, 1318690, 1978035, 3296725, 3956070, 6593450, 9890175, 19780350]

約数ペア:

[(1, 19780350), (2, 9890175), (3, 6593450), (5, 3956070), (6, 3296725), (10, 1978035), (15, 1318690), (17, 1163550), (25, 791214), (30, 659345), (34, 581775), (50, 395607), (51, 387850), (75, 263738), (85, 232710), (102, 193925), (150, 131869), (170, 116355), (255, 77570), (425, 46542), (510, 38785), (850, 23271), (1275, 15514), (2550, 7757)]