201765670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 388177920

約数和(自身を除く): 186412250

約数列:

[1, 2, 5, 10, 31, 62, 71, 89, 103, 142, 155, 178, 206, 310, 355, 445, 515, 710, 890, 1030, 2201, 2759, 3193, 4402, 5518, 6319, 6386, 7313, 9167, 11005, 12638, 13795, 14626, 15965, 18334, 22010, 27590, 31595, 31930, 36565, 45835, 63190, 73130, 91670, 195889, 226703, 284177, 391778, 453406, 568354, 650857, 979445, 1133515, 1301714, 1420885, 1958890, 2267030, 2841770, 3254285, 6508570, 20176567, 40353134, 100882835, 201765670]

約数ペア:

[(1, 201765670), (2, 100882835), (5, 40353134), (10, 20176567), (31, 6508570), (62, 3254285), (71, 2841770), (89, 2267030), (103, 1958890), (142, 1420885), (155, 1301714), (178, 1133515), (206, 979445), (310, 650857), (355, 568354), (445, 453406), (515, 391778), (710, 284177), (890, 226703), (1030, 195889), (2201, 91670), (2759, 73130), (3193, 63190), (4402, 45835), (5518, 36565), (6319, 31930), (6386, 31595), (7313, 27590), (9167, 22010), (11005, 18334), (12638, 15965), (13795, 14626)]