201775969970

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1\times {\mathrm{7963}}^1$

素因数の和:8531

約数の個数: 64

約数和(自身を含む): 373426225920

約数和(自身を除く): 171650255950

約数列:

[1, 2, 5, 10, 71, 89, 142, 178, 355, 401, 445, 710, 802, 890, 2005, 4010, 6319, 7963, 12638, 15926, 28471, 31595, 35689, 39815, 56942, 63190, 71378, 79630, 142355, 178445, 284710, 356890, 565373, 708707, 1130746, 1417414, 2533919, 2826865, 3193163, 3543535, 5067838, 5653730, 6386326, 7087070, 12669595, 15965815, 25339190, 31931630, 50318197, 100636394, 226714573, 251590985, 284191507, 453429146, 503181970, 568383014, 1133572865, 1420957535, 2267145730, 2841915070, 20177596997, 40355193994, 100887984985, 201775969970]

約数ペア:

[(1, 201775969970), (2, 100887984985), (5, 40355193994), (10, 20177596997), (71, 2841915070), (89, 2267145730), (142, 1420957535), (178, 1133572865), (355, 568383014), (401, 503181970), (445, 453429146), (710, 284191507), (802, 251590985), (890, 226714573), (2005, 100636394), (4010, 50318197), (6319, 31931630), (7963, 25339190), (12638, 15965815), (15926, 12669595), (28471, 7087070), (31595, 6386326), (35689, 5653730), (39815, 5067838), (56942, 3543535), (63190, 3193163), (71378, 2826865), (79630, 2533919), (142355, 1417414), (178445, 1130746), (284710, 708707), (356890, 565373)]