629074940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{78049}}^1$

素因数の和:78102

約数の個数: 48

約数和(自身を含む): 1468588800

約数和(自身を除く): 839513860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 78049, 156098, 312196, 390245, 780490, 1014637, 1560980, 2029274, 2419519, 4058548, 4839038, 5073185, 9678076, 10146370, 12097595, 20292740, 24195190, 31453747, 48390380, 62907494, 125814988, 157268735, 314537470, 629074940]

約数ペア:

[(1, 629074940), (2, 314537470), (4, 157268735), (5, 125814988), (10, 62907494), (13, 48390380), (20, 31453747), (26, 24195190), (31, 20292740), (52, 12097595), (62, 10146370), (65, 9678076), (124, 5073185), (130, 4839038), (155, 4058548), (260, 2419519), (310, 2029274), (403, 1560980), (620, 1014637), (806, 780490), (1612, 390245), (2015, 312196), (4030, 156098), (8060, 78049)]