290836707850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1239449}}^1$

素因数の和:1239512

約数の個数: 72

約数和(自身を含む): 614844045900

約数和(自身を除く): 324007338050

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 361, 475, 494, 650, 722, 950, 1235, 1805, 2470, 3610, 4693, 6175, 9025, 9386, 12350, 18050, 23465, 46930, 117325, 234650, 1239449, 2478898, 6197245, 12394490, 16112837, 23549531, 30986225, 32225674, 47099062, 61972450, 80564185, 117747655, 161128370, 235495310, 306143903, 402820925, 447441089, 588738275, 612287806, 805641850, 894882178, 1177476550, 1530719515, 2237205445, 3061439030, 4474410890, 5816734157, 7653597575, 11186027225, 11633468314, 15307195150, 22372054450, 29083670785, 58167341570, 145418353925, 290836707850]

約数ペア:

[(1, 290836707850), (2, 145418353925), (5, 58167341570), (10, 29083670785), (13, 22372054450), (19, 15307195150), (25, 11633468314), (26, 11186027225), (38, 7653597575), (50, 5816734157), (65, 4474410890), (95, 3061439030), (130, 2237205445), (190, 1530719515), (247, 1177476550), (325, 894882178), (361, 805641850), (475, 612287806), (494, 588738275), (650, 447441089), (722, 402820925), (950, 306143903), (1235, 235495310), (1805, 161128370), (2470, 117747655), (3610, 80564185), (4693, 61972450), (6175, 47099062), (9025, 32225674), (9386, 30986225), (12350, 23549531), (18050, 16112837), (23465, 12394490), (46930, 6197245), (117325, 2478898), (234650, 1239449)]