78526640

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:330

約数の個数: 80

約数和(自身を含む): 188559360

約数和(自身を除く): 110032720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 127, 131, 236, 254, 262, 295, 472, 508, 524, 590, 635, 655, 944, 1016, 1048, 1180, 1270, 1310, 2032, 2096, 2360, 2540, 2620, 4720, 5080, 5240, 7493, 7729, 10160, 10480, 14986, 15458, 16637, 29972, 30916, 33274, 37465, 38645, 59944, 61832, 66548, 74930, 77290, 83185, 119888, 123664, 133096, 149860, 154580, 166370, 266192, 299720, 309160, 332740, 599440, 618320, 665480, 981583, 1330960, 1963166, 3926332, 4907915, 7852664, 9815830, 15705328, 19631660, 39263320, 78526640]

約数ペア:

[(1, 78526640), (2, 39263320), (4, 19631660), (5, 15705328), (8, 9815830), (10, 7852664), (16, 4907915), (20, 3926332), (40, 1963166), (59, 1330960), (80, 981583), (118, 665480), (127, 618320), (131, 599440), (236, 332740), (254, 309160), (262, 299720), (295, 266192), (472, 166370), (508, 154580), (524, 149860), (590, 133096), (635, 123664), (655, 119888), (944, 83185), (1016, 77290), (1048, 74930), (1180, 66548), (1270, 61832), (1310, 59944), (2032, 38645), (2096, 37465), (2360, 33274), (2540, 30916), (2620, 29972), (4720, 16637), (5080, 15458), (5240, 14986), (7493, 10480), (7729, 10160)]