28580128

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:625

約数の個数: 48

約数和(自身を含む): 60256224

約数和(自身を除く): 31676096

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 107, 136, 214, 272, 428, 491, 544, 856, 982, 1712, 1819, 1964, 3424, 3638, 3928, 7276, 7856, 8347, 14552, 15712, 16694, 29104, 33388, 52537, 58208, 66776, 105074, 133552, 210148, 267104, 420296, 840592, 893129, 1681184, 1786258, 3572516, 7145032, 14290064, 28580128]

約数ペア:

[(1, 28580128), (2, 14290064), (4, 7145032), (8, 3572516), (16, 1786258), (17, 1681184), (32, 893129), (34, 840592), (68, 420296), (107, 267104), (136, 210148), (214, 133552), (272, 105074), (428, 66776), (491, 58208), (544, 52537), (856, 33388), (982, 29104), (1712, 16694), (1819, 15712), (1964, 14552), (3424, 8347), (3638, 7856), (3928, 7276)]