25623760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 64120896

約数和(自身を除く): 38497136

約数列:

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

約数ペア:

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