49309520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2789}}^1$

素因数の和:2832

約数の個数: 80

約数和(自身を含む): 130772880

約数和(自身を除く): 81463360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 2789, 3536, 4420, 5578, 8840, 11156, 13945, 17680, 22312, 27890, 36257, 44624, 47413, 55780, 72514, 94826, 111560, 145028, 181285, 189652, 223120, 237065, 290056, 362570, 379304, 474130, 580112, 616369, 725140, 758608, 948260, 1232738, 1450280, 1896520, 2465476, 2900560, 3081845, 3793040, 4930952, 6163690, 9861904, 12327380, 24654760, 49309520]

約数ペア:

[(1, 49309520), (2, 24654760), (4, 12327380), (5, 9861904), (8, 6163690), (10, 4930952), (13, 3793040), (16, 3081845), (17, 2900560), (20, 2465476), (26, 1896520), (34, 1450280), (40, 1232738), (52, 948260), (65, 758608), (68, 725140), (80, 616369), (85, 580112), (104, 474130), (130, 379304), (136, 362570), (170, 290056), (208, 237065), (221, 223120), (260, 189652), (272, 181285), (340, 145028), (442, 111560), (520, 94826), (680, 72514), (884, 55780), (1040, 47413), (1105, 44624), (1360, 36257), (1768, 27890), (2210, 22312), (2789, 17680), (3536, 13945), (4420, 11156), (5578, 8840)]