78859289620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1889}}^1\times {\mathrm{29399}}^1$

素因数の和:31368

約数の個数: 48

約数和(自身を含む): 168031584000

約数和(自身を除く): 89172294380

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1889, 3778, 7556, 9445, 18890, 29399, 37780, 58798, 117596, 134119, 146995, 268238, 293990, 536476, 587980, 670595, 1341190, 2087329, 2682380, 4174658, 8349316, 10436645, 20873290, 41746580, 55534711, 111069422, 222138844, 277673555, 555347110, 1110694220, 3942964481, 7885928962, 15771857924, 19714822405, 39429644810, 78859289620]

約数ペア:

[(1, 78859289620), (2, 39429644810), (4, 19714822405), (5, 15771857924), (10, 7885928962), (20, 3942964481), (71, 1110694220), (142, 555347110), (284, 277673555), (355, 222138844), (710, 111069422), (1420, 55534711), (1889, 41746580), (3778, 20873290), (7556, 10436645), (9445, 8349316), (18890, 4174658), (29399, 2682380), (37780, 2087329), (58798, 1341190), (117596, 670595), (134119, 587980), (146995, 536476), (268238, 293990)]