101025640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{269}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 234738000

約数和(自身を除く): 133712360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 229, 269, 328, 410, 458, 538, 820, 916, 1076, 1145, 1345, 1640, 1832, 2152, 2290, 2690, 4580, 5380, 9160, 9389, 10760, 11029, 18778, 22058, 37556, 44116, 46945, 55145, 61601, 75112, 88232, 93890, 110290, 123202, 187780, 220580, 246404, 308005, 375560, 441160, 492808, 616010, 1232020, 2464040, 2525641, 5051282, 10102564, 12628205, 20205128, 25256410, 50512820, 101025640]

約数ペア:

[(1, 101025640), (2, 50512820), (4, 25256410), (5, 20205128), (8, 12628205), (10, 10102564), (20, 5051282), (40, 2525641), (41, 2464040), (82, 1232020), (164, 616010), (205, 492808), (229, 441160), (269, 375560), (328, 308005), (410, 246404), (458, 220580), (538, 187780), (820, 123202), (916, 110290), (1076, 93890), (1145, 88232), (1345, 75112), (1640, 61601), (1832, 55145), (2152, 46945), (2290, 44116), (2690, 37556), (4580, 22058), (5380, 18778), (9160, 11029), (9389, 10760)]