421036991890

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{2131}}^1\times {\mathrm{2579}}^1$

素因数の和:4927

約数の個数: 64

約数和(自身を含む): 779407349760

約数和(自身を除く): 358370357870

約数列:

[1, 2, 5, 10, 47, 94, 163, 235, 326, 470, 815, 1630, 2131, 2579, 4262, 5158, 7661, 10655, 12895, 15322, 21310, 25790, 38305, 76610, 100157, 121213, 200314, 242426, 347353, 420377, 500785, 606065, 694706, 840754, 1001570, 1212130, 1736765, 2101885, 3473530, 4203770, 5495849, 10991698, 16325591, 19757719, 27479245, 32651182, 39515438, 54958490, 81627955, 98788595, 163255910, 197577190, 258304903, 516609806, 895823387, 1291524515, 1791646774, 2583049030, 4479116935, 8958233870, 42103699189, 84207398378, 210518495945, 421036991890]

約数ペア:

[(1, 421036991890), (2, 210518495945), (5, 84207398378), (10, 42103699189), (47, 8958233870), (94, 4479116935), (163, 2583049030), (235, 1791646774), (326, 1291524515), (470, 895823387), (815, 516609806), (1630, 258304903), (2131, 197577190), (2579, 163255910), (4262, 98788595), (5158, 81627955), (7661, 54958490), (10655, 39515438), (12895, 32651182), (15322, 27479245), (21310, 19757719), (25790, 16325591), (38305, 10991698), (76610, 5495849), (100157, 4203770), (121213, 3473530), (200314, 2101885), (242426, 1736765), (347353, 1212130), (420377, 1001570), (500785, 840754), (606065, 694706)]