8487087440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1873}}^1\times {\mathrm{4357}}^1$

素因数の和:6256

約数の個数: 80

約数和(自身を含む): 21266586768

約数和(自身を除く): 12779499328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1873, 3746, 4357, 7492, 8714, 9365, 14984, 17428, 18730, 21785, 24349, 29968, 34856, 37460, 43570, 48698, 56641, 69712, 74920, 87140, 97396, 113282, 121745, 149840, 174280, 194792, 226564, 243490, 283205, 348560, 389584, 453128, 486980, 566410, 906256, 973960, 1132820, 1947920, 2265640, 4531280, 8160661, 16321322, 32642644, 40803305, 65285288, 81606610, 106088593, 130570576, 163213220, 212177186, 326426440, 424354372, 530442965, 652852880, 848708744, 1060885930, 1697417488, 2121771860, 4243543720, 8487087440]

約数ペア:

[(1, 8487087440), (2, 4243543720), (4, 2121771860), (5, 1697417488), (8, 1060885930), (10, 848708744), (13, 652852880), (16, 530442965), (20, 424354372), (26, 326426440), (40, 212177186), (52, 163213220), (65, 130570576), (80, 106088593), (104, 81606610), (130, 65285288), (208, 40803305), (260, 32642644), (520, 16321322), (1040, 8160661), (1873, 4531280), (3746, 2265640), (4357, 1947920), (7492, 1132820), (8714, 973960), (9365, 906256), (14984, 566410), (17428, 486980), (18730, 453128), (21785, 389584), (24349, 348560), (29968, 283205), (34856, 243490), (37460, 226564), (43570, 194792), (48698, 174280), (56641, 149840), (69712, 121745), (74920, 113282), (87140, 97396)]