90973970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:539

約数の個数: 64

約数和(自身を含む): 184757760

約数和(自身を除く): 93783790

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 53, 85, 106, 115, 170, 230, 265, 391, 439, 530, 782, 878, 901, 1219, 1802, 1955, 2195, 2438, 3910, 4390, 4505, 6095, 7463, 9010, 10097, 12190, 14926, 20194, 20723, 23267, 37315, 41446, 46534, 50485, 74630, 100970, 103615, 116335, 171649, 207230, 232670, 343298, 395539, 535141, 791078, 858245, 1070282, 1716490, 1977695, 2675705, 3955390, 5351410, 9097397, 18194794, 45486985, 90973970]

約数ペア:

[(1, 90973970), (2, 45486985), (5, 18194794), (10, 9097397), (17, 5351410), (23, 3955390), (34, 2675705), (46, 1977695), (53, 1716490), (85, 1070282), (106, 858245), (115, 791078), (170, 535141), (230, 395539), (265, 343298), (391, 232670), (439, 207230), (530, 171649), (782, 116335), (878, 103615), (901, 100970), (1219, 74630), (1802, 50485), (1955, 46534), (2195, 41446), (2438, 37315), (3910, 23267), (4390, 20723), (4505, 20194), (6095, 14926), (7463, 12190), (9010, 10097)]