90661480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24907}}^1$

素因数の和:24938

約数の個数: 64

約数和(自身を含む): 251072640

約数和(自身を除く): 160411160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 24907, 49814, 99628, 124535, 174349, 199256, 249070, 323791, 348698, 498140, 647582, 697396, 871745, 996280, 1295164, 1394792, 1618955, 1743490, 2266537, 2590328, 3237910, 3486980, 4533074, 6475820, 6973960, 9066148, 11332685, 12951640, 18132296, 22665370, 45330740, 90661480]

約数ペア:

[(1, 90661480), (2, 45330740), (4, 22665370), (5, 18132296), (7, 12951640), (8, 11332685), (10, 9066148), (13, 6973960), (14, 6475820), (20, 4533074), (26, 3486980), (28, 3237910), (35, 2590328), (40, 2266537), (52, 1743490), (56, 1618955), (65, 1394792), (70, 1295164), (91, 996280), (104, 871745), (130, 697396), (140, 647582), (182, 498140), (260, 348698), (280, 323791), (364, 249070), (455, 199256), (520, 174349), (728, 124535), (910, 99628), (1820, 49814), (3640, 24907)]