25801875

素因数分解:

$3^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:179

約数の個数: 80

約数和(自身を含む): 52483200

約数和(自身を除く): 26681325

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 125, 135, 139, 165, 225, 275, 297, 375, 417, 495, 625, 675, 695, 825, 1125, 1251, 1375, 1485, 1529, 1875, 2085, 2475, 3375, 3475, 3753, 4125, 4587, 5625, 6255, 6875, 7425, 7645, 10425, 12375, 13761, 16875, 17375, 18765, 20625, 22935, 31275, 37125, 38225, 41283, 52125, 61875, 68805, 86875, 93825, 114675, 156375, 185625, 191125, 206415, 260625, 344025, 469125, 573375, 781875, 955625, 1032075, 1720125, 2345625, 2866875, 5160375, 8600625, 25801875]

約数ペア:

[(1, 25801875), (3, 8600625), (5, 5160375), (9, 2866875), (11, 2345625), (15, 1720125), (25, 1032075), (27, 955625), (33, 781875), (45, 573375), (55, 469125), (75, 344025), (99, 260625), (125, 206415), (135, 191125), (139, 185625), (165, 156375), (225, 114675), (275, 93825), (297, 86875), (375, 68805), (417, 61875), (495, 52125), (625, 41283), (675, 38225), (695, 37125), (825, 31275), (1125, 22935), (1251, 20625), (1375, 18765), (1485, 17375), (1529, 16875), (1875, 13761), (2085, 12375), (2475, 10425), (3375, 7645), (3475, 7425), (3753, 6875), (4125, 6255), (4587, 5625)]