127598360

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 293932800

約数和(自身を除く): 166334440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 179, 251, 284, 355, 358, 502, 568, 710, 716, 895, 1004, 1255, 1420, 1432, 1790, 2008, 2510, 2840, 3580, 5020, 7160, 10040, 12709, 17821, 25418, 35642, 44929, 50836, 63545, 71284, 89105, 89858, 101672, 127090, 142568, 178210, 179716, 224645, 254180, 356420, 359432, 449290, 508360, 712840, 898580, 1797160, 3189959, 6379918, 12759836, 15949795, 25519672, 31899590, 63799180, 127598360]

約数ペア:

[(1, 127598360), (2, 63799180), (4, 31899590), (5, 25519672), (8, 15949795), (10, 12759836), (20, 6379918), (40, 3189959), (71, 1797160), (142, 898580), (179, 712840), (251, 508360), (284, 449290), (355, 359432), (358, 356420), (502, 254180), (568, 224645), (710, 179716), (716, 178210), (895, 142568), (1004, 127090), (1255, 101672), (1420, 89858), (1432, 89105), (1790, 71284), (2008, 63545), (2510, 50836), (2840, 44929), (3580, 35642), (5020, 25418), (7160, 17821), (10040, 12709)]