284745890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1151}}^1$

素因数の和:1355

約数の個数: 64

約数和(自身を含む): 606154752

約数和(自身を除く): 321408862

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 173, 286, 346, 715, 865, 1151, 1430, 1730, 1903, 2249, 2302, 3806, 4498, 5755, 9515, 11245, 11510, 12661, 14963, 19030, 22490, 24739, 25322, 29926, 49478, 63305, 74815, 123695, 126610, 149630, 164593, 199123, 247390, 329186, 398246, 822965, 995615, 1645930, 1991230, 2190353, 2588599, 4380706, 5177198, 10951765, 12942995, 21903530, 25885990, 28474589, 56949178, 142372945, 284745890]

約数ペア:

[(1, 284745890), (2, 142372945), (5, 56949178), (10, 28474589), (11, 25885990), (13, 21903530), (22, 12942995), (26, 10951765), (55, 5177198), (65, 4380706), (110, 2588599), (130, 2190353), (143, 1991230), (173, 1645930), (286, 995615), (346, 822965), (715, 398246), (865, 329186), (1151, 247390), (1430, 199123), (1730, 164593), (1903, 149630), (2249, 126610), (2302, 123695), (3806, 74815), (4498, 63305), (5755, 49478), (9515, 29926), (11245, 25322), (11510, 24739), (12661, 22490), (14963, 19030)]