26643500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4099}}^1$

素因数の和:4131

約数の個数: 48

約数和(自身を含む): 62680800

約数和(自身を除く): 36037300

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 4099, 6500, 8198, 16396, 20495, 40990, 53287, 81980, 102475, 106574, 204950, 213148, 266435, 409900, 512375, 532870, 1024750, 1065740, 1332175, 2049500, 2664350, 5328700, 6660875, 13321750, 26643500]

約数ペア:

[(1, 26643500), (2, 13321750), (4, 6660875), (5, 5328700), (10, 2664350), (13, 2049500), (20, 1332175), (25, 1065740), (26, 1024750), (50, 532870), (52, 512375), (65, 409900), (100, 266435), (125, 213148), (130, 204950), (250, 106574), (260, 102475), (325, 81980), (500, 53287), (650, 40990), (1300, 20495), (1625, 16396), (3250, 8198), (4099, 6500)]