21822498050

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{343391}}^1$

素因数の和:343475

約数の個数: 48

約数和(自身を含む): 42921252864

約数和(自身を除く): 21098754814

約数列:

[1, 2, 5, 10, 25, 31, 41, 50, 62, 82, 155, 205, 310, 410, 775, 1025, 1271, 1550, 2050, 2542, 6355, 12710, 31775, 63550, 343391, 686782, 1716955, 3433910, 8584775, 10645121, 14079031, 17169550, 21290242, 28158062, 53225605, 70395155, 106451210, 140790310, 266128025, 351975775, 436449961, 532256050, 703951550, 872899922, 2182249805, 4364499610, 10911249025, 21822498050]

約数ペア:

[(1, 21822498050), (2, 10911249025), (5, 4364499610), (10, 2182249805), (25, 872899922), (31, 703951550), (41, 532256050), (50, 436449961), (62, 351975775), (82, 266128025), (155, 140790310), (205, 106451210), (310, 70395155), (410, 53225605), (775, 28158062), (1025, 21290242), (1271, 17169550), (1550, 14079031), (2050, 10645121), (2542, 8584775), (6355, 3433910), (12710, 1716955), (31775, 686782), (63550, 343391)]