19542900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5011}}^1$

素因数の和:5041

約数の個数: 72

約数和(自身を含む): 60905824

約数和(自身を除く): 41362924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 5011, 10022, 15033, 20044, 25055, 30066, 50110, 60132, 65143, 75165, 100220, 125275, 130286, 150330, 195429, 250550, 260572, 300660, 325715, 375825, 390858, 501100, 651430, 751650, 781716, 977145, 1302860, 1503300, 1628575, 1954290, 3257150, 3908580, 4885725, 6514300, 9771450, 19542900]

約数ペア:

[(1, 19542900), (2, 9771450), (3, 6514300), (4, 4885725), (5, 3908580), (6, 3257150), (10, 1954290), (12, 1628575), (13, 1503300), (15, 1302860), (20, 977145), (25, 781716), (26, 751650), (30, 651430), (39, 501100), (50, 390858), (52, 375825), (60, 325715), (65, 300660), (75, 260572), (78, 250550), (100, 195429), (130, 150330), (150, 130286), (156, 125275), (195, 100220), (260, 75165), (300, 65143), (325, 60132), (390, 50110), (650, 30066), (780, 25055), (975, 20044), (1300, 15033), (1950, 10022), (3900, 5011)]