50399900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1289}}^1$

素因数の和:1343

約数の個数: 72

約数和(自身を含む): 120929760

約数和(自身を除く): 70529860

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 25, 34, 46, 50, 68, 85, 92, 100, 115, 170, 230, 340, 391, 425, 460, 575, 782, 850, 1150, 1289, 1564, 1700, 1955, 2300, 2578, 3910, 5156, 6445, 7820, 9775, 12890, 19550, 21913, 25780, 29647, 32225, 39100, 43826, 59294, 64450, 87652, 109565, 118588, 128900, 148235, 219130, 296470, 438260, 503999, 547825, 592940, 741175, 1007998, 1095650, 1482350, 2015996, 2191300, 2519995, 2964700, 5039990, 10079980, 12599975, 25199950, 50399900]

約数ペア:

[(1, 50399900), (2, 25199950), (4, 12599975), (5, 10079980), (10, 5039990), (17, 2964700), (20, 2519995), (23, 2191300), (25, 2015996), (34, 1482350), (46, 1095650), (50, 1007998), (68, 741175), (85, 592940), (92, 547825), (100, 503999), (115, 438260), (170, 296470), (230, 219130), (340, 148235), (391, 128900), (425, 118588), (460, 109565), (575, 87652), (782, 64450), (850, 59294), (1150, 43826), (1289, 39100), (1564, 32225), (1700, 29647), (1955, 25780), (2300, 21913), (2578, 19550), (3910, 12890), (5156, 9775), (6445, 7820)]