7969968240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2554477}}^1$

素因数の和:2554506

約数の個数: 80

約数和(自身を含む): 26607442848

約数和(自身を除く): 18637474608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 2554477, 5108954, 7663431, 10217908, 12772385, 15326862, 20435816, 25544770, 30653724, 33208201, 38317155, 40871632, 51089540, 61307448, 66416402, 76634310, 99624603, 102179080, 122614896, 132832804, 153268620, 166041005, 199249206, 204358160, 265665608, 306537240, 332082010, 398498412, 498123015, 531331216, 613074480, 664164020, 796996824, 996246030, 1328328040, 1593993648, 1992492060, 2656656080, 3984984120, 7969968240]

約数ペア:

[(1, 7969968240), (2, 3984984120), (3, 2656656080), (4, 1992492060), (5, 1593993648), (6, 1328328040), (8, 996246030), (10, 796996824), (12, 664164020), (13, 613074480), (15, 531331216), (16, 498123015), (20, 398498412), (24, 332082010), (26, 306537240), (30, 265665608), (39, 204358160), (40, 199249206), (48, 166041005), (52, 153268620), (60, 132832804), (65, 122614896), (78, 102179080), (80, 99624603), (104, 76634310), (120, 66416402), (130, 61307448), (156, 51089540), (195, 40871632), (208, 38317155), (240, 33208201), (260, 30653724), (312, 25544770), (390, 20435816), (520, 15326862), (624, 12772385), (780, 10217908), (1040, 7663431), (1560, 5108954), (3120, 2554477)]