199804550660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{390289}}^1$

素因数の和:390501

約数の個数: 96

約数和(自身を含む): 495699523200

約数和(自身を除く): 295894972540

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 179, 220, 260, 286, 358, 572, 715, 716, 895, 1430, 1790, 1969, 2327, 2860, 3580, 3938, 4654, 7876, 9308, 9845, 11635, 19690, 23270, 25597, 39380, 46540, 51194, 102388, 127985, 255970, 390289, 511940, 780578, 1561156, 1951445, 3902890, 4293179, 5073757, 7805780, 8586358, 10147514, 17172716, 20295028, 21465895, 25368785, 42931790, 50737570, 55811327, 69861731, 85863580, 101475140, 111622654, 139723462, 223245308, 279056635, 279446924, 349308655, 558113270, 698617310, 768479041, 908202503, 1116226540, 1397234620, 1536958082, 1816405006, 3073916164, 3632810012, 3842395205, 4541012515, 7684790410, 9082025030, 9990227533, 15369580820, 18164050060, 19980455066, 39960910132, 49951137665, 99902275330, 199804550660]

約数ペア:

[(1, 199804550660), (2, 99902275330), (4, 49951137665), (5, 39960910132), (10, 19980455066), (11, 18164050060), (13, 15369580820), (20, 9990227533), (22, 9082025030), (26, 7684790410), (44, 4541012515), (52, 3842395205), (55, 3632810012), (65, 3073916164), (110, 1816405006), (130, 1536958082), (143, 1397234620), (179, 1116226540), (220, 908202503), (260, 768479041), (286, 698617310), (358, 558113270), (572, 349308655), (715, 279446924), (716, 279056635), (895, 223245308), (1430, 139723462), (1790, 111622654), (1969, 101475140), (2327, 85863580), (2860, 69861731), (3580, 55811327), (3938, 50737570), (4654, 42931790), (7876, 25368785), (9308, 21465895), (9845, 20295028), (11635, 17172716), (19690, 10147514), (23270, 8586358), (25597, 7805780), (39380, 5073757), (46540, 4293179), (51194, 3902890), (102388, 1951445), (127985, 1561156), (255970, 780578), (390289, 511940)]