13093760

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 32130000

約数和(自身を除く): 19036240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 499, 640, 656, 820, 998, 1312, 1640, 1996, 2495, 2624, 3280, 3992, 4990, 5248, 6560, 7984, 9980, 13120, 15968, 19960, 20459, 26240, 31936, 39920, 40918, 63872, 79840, 81836, 102295, 159680, 163672, 204590, 319360, 327344, 409180, 654688, 818360, 1309376, 1636720, 2618752, 3273440, 6546880, 13093760]

約数ペア:

[(1, 13093760), (2, 6546880), (4, 3273440), (5, 2618752), (8, 1636720), (10, 1309376), (16, 818360), (20, 654688), (32, 409180), (40, 327344), (41, 319360), (64, 204590), (80, 163672), (82, 159680), (128, 102295), (160, 81836), (164, 79840), (205, 63872), (320, 40918), (328, 39920), (410, 31936), (499, 26240), (640, 20459), (656, 19960), (820, 15968), (998, 13120), (1312, 9980), (1640, 7984), (1996, 6560), (2495, 5248), (2624, 4990), (3280, 3992)]