4080480080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{8597}}^1$

素因数の和:8976

約数の個数: 80

約数和(自身を含む): 10075136400

約数和(自身を除く): 5994656320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 349, 680, 698, 1360, 1396, 1745, 2792, 3490, 5584, 5933, 6980, 8597, 11866, 13960, 17194, 23732, 27920, 29665, 34388, 42985, 47464, 59330, 68776, 85970, 94928, 118660, 137552, 146149, 171940, 237320, 292298, 343880, 474640, 584596, 687760, 730745, 1169192, 1461490, 2338384, 2922980, 3000353, 5845960, 6000706, 11691920, 12001412, 15001765, 24002824, 30003530, 48005648, 51006001, 60007060, 102012002, 120014120, 204024004, 240028240, 255030005, 408048008, 510060010, 816096016, 1020120020, 2040240040, 4080480080]

約数ペア:

[(1, 4080480080), (2, 2040240040), (4, 1020120020), (5, 816096016), (8, 510060010), (10, 408048008), (16, 255030005), (17, 240028240), (20, 204024004), (34, 120014120), (40, 102012002), (68, 60007060), (80, 51006001), (85, 48005648), (136, 30003530), (170, 24002824), (272, 15001765), (340, 12001412), (349, 11691920), (680, 6000706), (698, 5845960), (1360, 3000353), (1396, 2922980), (1745, 2338384), (2792, 1461490), (3490, 1169192), (5584, 730745), (5933, 687760), (6980, 584596), (8597, 474640), (11866, 343880), (13960, 292298), (17194, 237320), (23732, 171940), (27920, 146149), (29665, 137552), (34388, 118660), (42985, 94928), (47464, 85970), (59330, 68776)]