158986880

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 415633680

約数和(自身を除く): 256646800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 97, 104, 128, 130, 160, 194, 197, 208, 260, 320, 388, 394, 416, 485, 520, 640, 776, 788, 832, 970, 985, 1040, 1261, 1552, 1576, 1664, 1940, 1970, 2080, 2522, 2561, 3104, 3152, 3880, 3940, 4160, 5044, 5122, 6208, 6304, 6305, 7760, 7880, 8320, 10088, 10244, 12416, 12608, 12610, 12805, 15520, 15760, 19109, 20176, 20488, 25216, 25220, 25610, 31040, 31520, 38218, 40352, 40976, 50440, 51220, 62080, 63040, 76436, 80704, 81952, 95545, 100880, 102440, 126080, 152872, 161408, 163904, 191090, 201760, 204880, 248417, 305744, 327808, 382180, 403520, 409760, 496834, 611488, 764360, 807040, 819520, 993668, 1222976, 1242085, 1528720, 1639040, 1987336, 2445952, 2484170, 3057440, 3974672, 4968340, 6114880, 7949344, 9936680, 12229760, 15898688, 19873360, 31797376, 39746720, 79493440, 158986880]

約数ペア:

[(1, 158986880), (2, 79493440), (4, 39746720), (5, 31797376), (8, 19873360), (10, 15898688), (13, 12229760), (16, 9936680), (20, 7949344), (26, 6114880), (32, 4968340), (40, 3974672), (52, 3057440), (64, 2484170), (65, 2445952), (80, 1987336), (97, 1639040), (104, 1528720), (128, 1242085), (130, 1222976), (160, 993668), (194, 819520), (197, 807040), (208, 764360), (260, 611488), (320, 496834), (388, 409760), (394, 403520), (416, 382180), (485, 327808), (520, 305744), (640, 248417), (776, 204880), (788, 201760), (832, 191090), (970, 163904), (985, 161408), (1040, 152872), (1261, 126080), (1552, 102440), (1576, 100880), (1664, 95545), (1940, 81952), (1970, 80704), (2080, 76436), (2522, 63040), (2561, 62080), (3104, 51220), (3152, 50440), (3880, 40976), (3940, 40352), (4160, 38218), (5044, 31520), (5122, 31040), (6208, 25610), (6304, 25220), (6305, 25216), (7760, 20488), (7880, 20176), (8320, 19109), (10088, 15760), (10244, 15520), (12416, 12805), (12608, 12610)]