9899377840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{24943}}^1$

素因数の和:25019

約数の個数: 120

約数和(自身を含む): 25916716224

約数和(自身を除く): 16017338384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 121, 164, 176, 205, 220, 242, 328, 410, 440, 451, 484, 605, 656, 820, 880, 902, 968, 1210, 1640, 1804, 1936, 2255, 2420, 3280, 3608, 4510, 4840, 4961, 7216, 9020, 9680, 9922, 18040, 19844, 24805, 24943, 36080, 39688, 49610, 49886, 79376, 99220, 99772, 124715, 198440, 199544, 249430, 274373, 396880, 399088, 498860, 548746, 997720, 1022663, 1097492, 1371865, 1995440, 2045326, 2194984, 2743730, 3018103, 4090652, 4389968, 5113315, 5487460, 6036206, 8181304, 10226630, 10974920, 11249293, 12072412, 15090515, 16362608, 20453260, 21949840, 22498586, 24144824, 30181030, 40906520, 44997172, 48289648, 56246465, 60362060, 81813040, 89994344, 112492930, 120724120, 123742223, 179988688, 224985860, 241448240, 247484446, 449971720, 494968892, 618711115, 899943440, 989937784, 1237422230, 1979875568, 2474844460, 4949688920, 9899377840]

約数ペア:

[(1, 9899377840), (2, 4949688920), (4, 2474844460), (5, 1979875568), (8, 1237422230), (10, 989937784), (11, 899943440), (16, 618711115), (20, 494968892), (22, 449971720), (40, 247484446), (41, 241448240), (44, 224985860), (55, 179988688), (80, 123742223), (82, 120724120), (88, 112492930), (110, 89994344), (121, 81813040), (164, 60362060), (176, 56246465), (205, 48289648), (220, 44997172), (242, 40906520), (328, 30181030), (410, 24144824), (440, 22498586), (451, 21949840), (484, 20453260), (605, 16362608), (656, 15090515), (820, 12072412), (880, 11249293), (902, 10974920), (968, 10226630), (1210, 8181304), (1640, 6036206), (1804, 5487460), (1936, 5113315), (2255, 4389968), (2420, 4090652), (3280, 3018103), (3608, 2743730), (4510, 2194984), (4840, 2045326), (4961, 1995440), (7216, 1371865), (9020, 1097492), (9680, 1022663), (9922, 997720), (18040, 548746), (19844, 498860), (24805, 399088), (24943, 396880), (36080, 274373), (39688, 249430), (49610, 199544), (49886, 198440), (79376, 124715), (99220, 99772)]