51247520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:342

約数の個数: 96

約数和(自身を含む): 130310208

約数和(自身を除く): 79062688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 83, 85, 136, 160, 166, 170, 227, 272, 332, 340, 415, 454, 544, 664, 680, 830, 908, 1135, 1328, 1360, 1411, 1660, 1816, 2270, 2656, 2720, 2822, 3320, 3632, 3859, 4540, 5644, 6640, 7055, 7264, 7718, 9080, 11288, 13280, 14110, 15436, 18160, 18841, 19295, 22576, 28220, 30872, 36320, 37682, 38590, 45152, 56440, 61744, 75364, 77180, 94205, 112880, 123488, 150728, 154360, 188410, 225760, 301456, 308720, 320297, 376820, 602912, 617440, 640594, 753640, 1281188, 1507280, 1601485, 2562376, 3014560, 3202970, 5124752, 6405940, 10249504, 12811880, 25623760, 51247520]

約数ペア:

[(1, 51247520), (2, 25623760), (4, 12811880), (5, 10249504), (8, 6405940), (10, 5124752), (16, 3202970), (17, 3014560), (20, 2562376), (32, 1601485), (34, 1507280), (40, 1281188), (68, 753640), (80, 640594), (83, 617440), (85, 602912), (136, 376820), (160, 320297), (166, 308720), (170, 301456), (227, 225760), (272, 188410), (332, 154360), (340, 150728), (415, 123488), (454, 112880), (544, 94205), (664, 77180), (680, 75364), (830, 61744), (908, 56440), (1135, 45152), (1328, 38590), (1360, 37682), (1411, 36320), (1660, 30872), (1816, 28220), (2270, 22576), (2656, 19295), (2720, 18841), (2822, 18160), (3320, 15436), (3632, 14110), (3859, 13280), (4540, 11288), (5644, 9080), (6640, 7718), (7055, 7264)]