28935995375

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2381}}^1$

素因数の和:2482

約数の個数: 128

約数和(自身を含む): 47088138240

約数和(自身を除く): 18152142865

約数列:

[1, 5, 7, 17, 19, 25, 35, 43, 85, 95, 119, 125, 133, 175, 215, 301, 323, 425, 475, 595, 665, 731, 817, 875, 1075, 1505, 1615, 2125, 2261, 2375, 2381, 2975, 3325, 3655, 4085, 5117, 5375, 5719, 7525, 8075, 11305, 11905, 13889, 14875, 16625, 16667, 18275, 20425, 25585, 28595, 37625, 40375, 40477, 45239, 56525, 59525, 69445, 83335, 91375, 97223, 102125, 102383, 127925, 142975, 202385, 226195, 282625, 283339, 297625, 316673, 347225, 416675, 486115, 511915, 639625, 714875, 716681, 769063, 1011925, 1130975, 1416695, 1583365, 1736125, 1740511, 1945277, 2083375, 2430575, 2559575, 3583405, 3845315, 5059625, 5383441, 5654875, 7083475, 7916825, 8702555, 9726385, 12152875, 12183577, 12797875, 13616939, 17917025, 19226575, 26917205, 33069709, 35417375, 39584125, 43512775, 48631925, 60917885, 68084695, 89585125, 96132875, 134586025, 165348545, 217563875, 231487963, 243159625, 304589425, 340423475, 672930125, 826742725, 1157439815, 1522947125, 1702117375, 4133713625, 5787199075, 28935995375]

約数ペア:

[(1, 28935995375), (5, 5787199075), (7, 4133713625), (17, 1702117375), (19, 1522947125), (25, 1157439815), (35, 826742725), (43, 672930125), (85, 340423475), (95, 304589425), (119, 243159625), (125, 231487963), (133, 217563875), (175, 165348545), (215, 134586025), (301, 96132875), (323, 89585125), (425, 68084695), (475, 60917885), (595, 48631925), (665, 43512775), (731, 39584125), (817, 35417375), (875, 33069709), (1075, 26917205), (1505, 19226575), (1615, 17917025), (2125, 13616939), (2261, 12797875), (2375, 12183577), (2381, 12152875), (2975, 9726385), (3325, 8702555), (3655, 7916825), (4085, 7083475), (5117, 5654875), (5375, 5383441), (5719, 5059625), (7525, 3845315), (8075, 3583405), (11305, 2559575), (11905, 2430575), (13889, 2083375), (14875, 1945277), (16625, 1740511), (16667, 1736125), (18275, 1583365), (20425, 1416695), (25585, 1130975), (28595, 1011925), (37625, 769063), (40375, 716681), (40477, 714875), (45239, 639625), (56525, 511915), (59525, 486115), (69445, 416675), (83335, 347225), (91375, 316673), (97223, 297625), (102125, 283339), (102383, 282625), (127925, 226195), (142975, 202385)]