65460880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 162846720

約数和(自身を除く): 97385840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 127, 136, 170, 254, 272, 340, 379, 508, 635, 680, 758, 1016, 1270, 1360, 1516, 1895, 2032, 2159, 2540, 3032, 3790, 4318, 5080, 6064, 6443, 7580, 8636, 10160, 10795, 12886, 15160, 17272, 21590, 25772, 30320, 32215, 34544, 43180, 48133, 51544, 64430, 86360, 96266, 103088, 128860, 172720, 192532, 240665, 257720, 385064, 481330, 515440, 770128, 818261, 962660, 1636522, 1925320, 3273044, 3850640, 4091305, 6546088, 8182610, 13092176, 16365220, 32730440, 65460880]

約数ペア:

[(1, 65460880), (2, 32730440), (4, 16365220), (5, 13092176), (8, 8182610), (10, 6546088), (16, 4091305), (17, 3850640), (20, 3273044), (34, 1925320), (40, 1636522), (68, 962660), (80, 818261), (85, 770128), (127, 515440), (136, 481330), (170, 385064), (254, 257720), (272, 240665), (340, 192532), (379, 172720), (508, 128860), (635, 103088), (680, 96266), (758, 86360), (1016, 64430), (1270, 51544), (1360, 48133), (1516, 43180), (1895, 34544), (2032, 32215), (2159, 30320), (2540, 25772), (3032, 21590), (3790, 17272), (4318, 15160), (5080, 12886), (6064, 10795), (6443, 10160), (7580, 8636)]