42782300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 112492800

約数和(自身を除く): 69710500

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 23, 25, 38, 44, 46, 50, 55, 76, 89, 92, 95, 100, 110, 115, 178, 190, 209, 220, 230, 253, 275, 356, 380, 418, 437, 445, 460, 475, 506, 550, 575, 836, 874, 890, 950, 979, 1012, 1045, 1100, 1150, 1265, 1691, 1748, 1780, 1900, 1958, 2047, 2090, 2185, 2225, 2300, 2530, 3382, 3916, 4094, 4180, 4370, 4450, 4807, 4895, 5060, 5225, 6325, 6764, 8188, 8455, 8740, 8900, 9614, 9790, 10235, 10450, 10925, 12650, 16910, 18601, 19228, 19580, 20470, 20900, 21850, 22517, 24035, 24475, 25300, 33820, 37202, 38893, 40940, 42275, 43700, 45034, 48070, 48950, 51175, 74404, 77786, 84550, 90068, 93005, 96140, 97900, 102350, 112585, 120175, 155572, 169100, 186010, 194465, 204700, 225170, 240350, 372020, 388930, 427823, 450340, 465025, 480700, 562925, 777860, 855646, 930050, 972325, 1125850, 1711292, 1860100, 1944650, 2139115, 2251700, 3889300, 4278230, 8556460, 10695575, 21391150, 42782300]

約数ペア:

[(1, 42782300), (2, 21391150), (4, 10695575), (5, 8556460), (10, 4278230), (11, 3889300), (19, 2251700), (20, 2139115), (22, 1944650), (23, 1860100), (25, 1711292), (38, 1125850), (44, 972325), (46, 930050), (50, 855646), (55, 777860), (76, 562925), (89, 480700), (92, 465025), (95, 450340), (100, 427823), (110, 388930), (115, 372020), (178, 240350), (190, 225170), (209, 204700), (220, 194465), (230, 186010), (253, 169100), (275, 155572), (356, 120175), (380, 112585), (418, 102350), (437, 97900), (445, 96140), (460, 93005), (475, 90068), (506, 84550), (550, 77786), (575, 74404), (836, 51175), (874, 48950), (890, 48070), (950, 45034), (979, 43700), (1012, 42275), (1045, 40940), (1100, 38893), (1150, 37202), (1265, 33820), (1691, 25300), (1748, 24475), (1780, 24035), (1900, 22517), (1958, 21850), (2047, 20900), (2090, 20470), (2185, 19580), (2225, 19228), (2300, 18601), (2530, 16910), (3382, 12650), (3916, 10925), (4094, 10450), (4180, 10235), (4370, 9790), (4450, 9614), (4807, 8900), (4895, 8740), (5060, 8455), (5225, 8188), (6325, 6764)]