2544864400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15787}}^1$

素因数の和:15849

約数の個数: 120

約数和(自身を含む): 6797176064

約数和(自身を除く): 4252311664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 200, 208, 248, 260, 310, 325, 400, 403, 496, 520, 620, 650, 775, 806, 1040, 1240, 1300, 1550, 1612, 2015, 2480, 2600, 3100, 3224, 4030, 5200, 6200, 6448, 8060, 10075, 12400, 15787, 16120, 20150, 31574, 32240, 40300, 63148, 78935, 80600, 126296, 157870, 161200, 205231, 252592, 315740, 394675, 410462, 489397, 631480, 789350, 820924, 978794, 1026155, 1262960, 1578700, 1641848, 1957588, 2052310, 2446985, 3157400, 3283696, 3915176, 4104620, 4893970, 5130775, 6314800, 6362161, 7830352, 8209240, 9787940, 10261550, 12234925, 12724322, 16418480, 19575880, 20523100, 24469850, 25448644, 31810805, 39151760, 41046200, 48939700, 50897288, 63621610, 82092400, 97879400, 101794576, 127243220, 159054025, 195758800, 254486440, 318108050, 508972880, 636216100, 1272432200, 2544864400]

約数ペア:

[(1, 2544864400), (2, 1272432200), (4, 636216100), (5, 508972880), (8, 318108050), (10, 254486440), (13, 195758800), (16, 159054025), (20, 127243220), (25, 101794576), (26, 97879400), (31, 82092400), (40, 63621610), (50, 50897288), (52, 48939700), (62, 41046200), (65, 39151760), (80, 31810805), (100, 25448644), (104, 24469850), (124, 20523100), (130, 19575880), (155, 16418480), (200, 12724322), (208, 12234925), (248, 10261550), (260, 9787940), (310, 8209240), (325, 7830352), (400, 6362161), (403, 6314800), (496, 5130775), (520, 4893970), (620, 4104620), (650, 3915176), (775, 3283696), (806, 3157400), (1040, 2446985), (1240, 2052310), (1300, 1957588), (1550, 1641848), (1612, 1578700), (2015, 1262960), (2480, 1026155), (2600, 978794), (3100, 820924), (3224, 789350), (4030, 631480), (5200, 489397), (6200, 410462), (6448, 394675), (8060, 315740), (10075, 252592), (12400, 205231), (15787, 161200), (16120, 157870), (20150, 126296), (31574, 80600), (32240, 78935), (40300, 63148)]