80988678

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7639}}^1$

素因数の和:7697

約数の個数: 48

約数和(自身を含む): 190694400

約数和(自身を除く): 109705722

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 3534, 5301, 7639, 10602, 15278, 22917, 45834, 68751, 137502, 145141, 236809, 290282, 435423, 473618, 710427, 870846, 1306269, 1420854, 2131281, 2612538, 4262562, 4499371, 8998742, 13498113, 26996226, 40494339, 80988678]

約数ペア:

[(1, 80988678), (2, 40494339), (3, 26996226), (6, 13498113), (9, 8998742), (18, 4499371), (19, 4262562), (31, 2612538), (38, 2131281), (57, 1420854), (62, 1306269), (93, 870846), (114, 710427), (171, 473618), (186, 435423), (279, 290282), (342, 236809), (558, 145141), (589, 137502), (1178, 68751), (1767, 45834), (3534, 22917), (5301, 15278), (7639, 10602)]