2013291125

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{9803}}^1$

素因数の和:9902

約数の個数: 32

約数和(自身を含む): 2642844672

約数和(自身を除く): 629553547

約数列:

[1, 5, 25, 31, 53, 125, 155, 265, 775, 1325, 1643, 3875, 6625, 8215, 9803, 41075, 49015, 205375, 245075, 303893, 519559, 1225375, 1519465, 2597795, 7597325, 12988975, 16106329, 37986625, 64944875, 80531645, 402658225, 2013291125]

約数ペア:

[(1, 2013291125), (5, 402658225), (25, 80531645), (31, 64944875), (53, 37986625), (125, 16106329), (155, 12988975), (265, 7597325), (775, 2597795), (1325, 1519465), (1643, 1225375), (3875, 519559), (6625, 303893), (8215, 245075), (9803, 205375), (41075, 49015)]