157990384

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 343478016

約数和(自身を除く): 185487632

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 41, 62, 68, 82, 124, 136, 164, 248, 272, 328, 457, 496, 527, 656, 697, 914, 1054, 1271, 1394, 1828, 2108, 2542, 2788, 3656, 4216, 5084, 5576, 7312, 7769, 8432, 10168, 11152, 14167, 15538, 18737, 20336, 21607, 28334, 31076, 37474, 43214, 56668, 62152, 74948, 86428, 113336, 124304, 149896, 172856, 226672, 240839, 299792, 318529, 345712, 481678, 580847, 637058, 963356, 1161694, 1274116, 1926712, 2323388, 2548232, 3853424, 4646776, 5096464, 9293552, 9874399, 19748798, 39497596, 78995192, 157990384]

約数ペア:

[(1, 157990384), (2, 78995192), (4, 39497596), (8, 19748798), (16, 9874399), (17, 9293552), (31, 5096464), (34, 4646776), (41, 3853424), (62, 2548232), (68, 2323388), (82, 1926712), (124, 1274116), (136, 1161694), (164, 963356), (248, 637058), (272, 580847), (328, 481678), (457, 345712), (496, 318529), (527, 299792), (656, 240839), (697, 226672), (914, 172856), (1054, 149896), (1271, 124304), (1394, 113336), (1828, 86428), (2108, 74948), (2542, 62152), (2788, 56668), (3656, 43214), (4216, 37474), (5084, 31076), (5576, 28334), (7312, 21607), (7769, 20336), (8432, 18737), (10168, 15538), (11152, 14167)]