91356580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 226405368

約数和(自身を除く): 135048788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1277, 1460, 2044, 2554, 2555, 3577, 5108, 5110, 6385, 7154, 8939, 10220, 12770, 14308, 17878, 17885, 25540, 35756, 35770, 44695, 62573, 71540, 89390, 93221, 125146, 178780, 186442, 250292, 312865, 372884, 466105, 625730, 652547, 932210, 1251460, 1305094, 1864420, 2610188, 3262735, 4567829, 6525470, 9135658, 13050940, 18271316, 22839145, 45678290, 91356580]

約数ペア:

[(1, 91356580), (2, 45678290), (4, 22839145), (5, 18271316), (7, 13050940), (10, 9135658), (14, 6525470), (20, 4567829), (28, 3262735), (35, 2610188), (49, 1864420), (70, 1305094), (73, 1251460), (98, 932210), (140, 652547), (146, 625730), (196, 466105), (245, 372884), (292, 312865), (365, 250292), (490, 186442), (511, 178780), (730, 125146), (980, 93221), (1022, 89390), (1277, 71540), (1460, 62573), (2044, 44695), (2554, 35770), (2555, 35756), (3577, 25540), (5108, 17885), (5110, 17878), (6385, 14308), (7154, 12770), (8939, 10220)]