31544864

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:362

約数の個数: 72

約数和(自身を含む): 71018640

約数和(自身を除く): 39473776

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 169, 208, 247, 304, 307, 338, 416, 494, 608, 614, 676, 988, 1228, 1352, 1976, 2456, 2704, 3211, 3952, 3991, 4912, 5408, 5833, 6422, 7904, 7982, 9824, 11666, 12844, 15964, 23332, 25688, 31928, 46664, 51376, 51883, 63856, 75829, 93328, 102752, 103766, 127712, 151658, 186656, 207532, 303316, 415064, 606632, 830128, 985777, 1213264, 1660256, 1971554, 2426528, 3943108, 7886216, 15772432, 31544864]

約数ペア:

[(1, 31544864), (2, 15772432), (4, 7886216), (8, 3943108), (13, 2426528), (16, 1971554), (19, 1660256), (26, 1213264), (32, 985777), (38, 830128), (52, 606632), (76, 415064), (104, 303316), (152, 207532), (169, 186656), (208, 151658), (247, 127712), (304, 103766), (307, 102752), (338, 93328), (416, 75829), (494, 63856), (608, 51883), (614, 51376), (676, 46664), (988, 31928), (1228, 25688), (1352, 23332), (1976, 15964), (2456, 12844), (2704, 11666), (3211, 9824), (3952, 7982), (3991, 7904), (4912, 6422), (5408, 5833)]