2779109680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{4877}}^1$

素因数の和:5326

約数の個数: 80

約数和(自身を含む): 6859248480

約数和(自身を除く): 4080138800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 419, 680, 838, 1360, 1676, 2095, 3352, 4190, 4877, 6704, 7123, 8380, 9754, 14246, 16760, 19508, 24385, 28492, 33520, 35615, 39016, 48770, 56984, 71230, 78032, 82909, 97540, 113968, 142460, 165818, 195080, 284920, 331636, 390160, 414545, 569840, 663272, 829090, 1326544, 1658180, 2043463, 3316360, 4086926, 6632720, 8173852, 10217315, 16347704, 20434630, 32695408, 34738871, 40869260, 69477742, 81738520, 138955484, 163477040, 173694355, 277910968, 347388710, 555821936, 694777420, 1389554840, 2779109680]

約数ペア:

[(1, 2779109680), (2, 1389554840), (4, 694777420), (5, 555821936), (8, 347388710), (10, 277910968), (16, 173694355), (17, 163477040), (20, 138955484), (34, 81738520), (40, 69477742), (68, 40869260), (80, 34738871), (85, 32695408), (136, 20434630), (170, 16347704), (272, 10217315), (340, 8173852), (419, 6632720), (680, 4086926), (838, 3316360), (1360, 2043463), (1676, 1658180), (2095, 1326544), (3352, 829090), (4190, 663272), (4877, 569840), (6704, 414545), (7123, 390160), (8380, 331636), (9754, 284920), (14246, 195080), (16760, 165818), (19508, 142460), (24385, 113968), (28492, 97540), (33520, 82909), (35615, 78032), (39016, 71230), (48770, 56984)]