72883480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1204

約数の個数: 64

約数和(自身を含む): 172627200

約数和(自身を除く): 99743720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 106, 124, 155, 212, 248, 265, 310, 424, 530, 620, 1060, 1109, 1240, 1643, 2120, 2218, 3286, 4436, 5545, 6572, 8215, 8872, 11090, 13144, 16430, 22180, 32860, 34379, 44360, 58777, 65720, 68758, 117554, 137516, 171895, 235108, 275032, 293885, 343790, 470216, 587770, 687580, 1175540, 1375160, 1822087, 2351080, 3644174, 7288348, 9110435, 14576696, 18220870, 36441740, 72883480]

約数ペア:

[(1, 72883480), (2, 36441740), (4, 18220870), (5, 14576696), (8, 9110435), (10, 7288348), (20, 3644174), (31, 2351080), (40, 1822087), (53, 1375160), (62, 1175540), (106, 687580), (124, 587770), (155, 470216), (212, 343790), (248, 293885), (265, 275032), (310, 235108), (424, 171895), (530, 137516), (620, 117554), (1060, 68758), (1109, 65720), (1240, 58777), (1643, 44360), (2120, 34379), (2218, 32860), (3286, 22180), (4436, 16430), (5545, 13144), (6572, 11090), (8215, 8872)]