80415440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8447}}^1$

素因数の和:8484

約数の個数: 80

約数和(自身を含む): 226271232

約数和(自身を除く): 145855792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 8447, 9520, 16894, 33788, 42235, 59129, 67576, 84470, 118258, 135152, 143599, 168940, 236516, 287198, 295645, 337880, 473032, 574396, 591290, 675760, 717995, 946064, 1005193, 1148792, 1182580, 1435990, 2010386, 2297584, 2365160, 2871980, 4020772, 4730320, 5025965, 5743960, 8041544, 10051930, 11487920, 16083088, 20103860, 40207720, 80415440]

約数ペア:

[(1, 80415440), (2, 40207720), (4, 20103860), (5, 16083088), (7, 11487920), (8, 10051930), (10, 8041544), (14, 5743960), (16, 5025965), (17, 4730320), (20, 4020772), (28, 2871980), (34, 2365160), (35, 2297584), (40, 2010386), (56, 1435990), (68, 1182580), (70, 1148792), (80, 1005193), (85, 946064), (112, 717995), (119, 675760), (136, 591290), (140, 574396), (170, 473032), (238, 337880), (272, 295645), (280, 287198), (340, 236516), (476, 168940), (560, 143599), (595, 135152), (680, 118258), (952, 84470), (1190, 67576), (1360, 59129), (1904, 42235), (2380, 33788), (4760, 16894), (8447, 9520)]