61479340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1321}}^1$

素因数の和:1522

約数の個数: 48

約数和(自身を含む): 139920480

約数和(自身を除く): 78441140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 716, 895, 1321, 1790, 2327, 2642, 3580, 4654, 5284, 6605, 9308, 11635, 13210, 17173, 23270, 26420, 34346, 46540, 68692, 85865, 171730, 236459, 343460, 472918, 945836, 1182295, 2364590, 3073967, 4729180, 6147934, 12295868, 15369835, 30739670, 61479340]

約数ペア:

[(1, 61479340), (2, 30739670), (4, 15369835), (5, 12295868), (10, 6147934), (13, 4729180), (20, 3073967), (26, 2364590), (52, 1182295), (65, 945836), (130, 472918), (179, 343460), (260, 236459), (358, 171730), (716, 85865), (895, 68692), (1321, 46540), (1790, 34346), (2327, 26420), (2642, 23270), (3580, 17173), (4654, 13210), (5284, 11635), (6605, 9308)]