128275650

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1667}}^1$

素因数の和:1710

約数の個数: 120

約数和(自身を含む): 375400080

約数和(自身を除く): 247124430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 27, 30, 38, 45, 50, 54, 57, 75, 81, 90, 95, 114, 135, 150, 162, 171, 190, 225, 270, 285, 342, 405, 450, 475, 513, 570, 675, 810, 855, 950, 1026, 1350, 1425, 1539, 1667, 1710, 2025, 2565, 2850, 3078, 3334, 4050, 4275, 5001, 5130, 7695, 8335, 8550, 10002, 12825, 15003, 15390, 16670, 25005, 25650, 30006, 31673, 38475, 41675, 45009, 50010, 63346, 75015, 76950, 83350, 90018, 95019, 125025, 135027, 150030, 158365, 190038, 225045, 250050, 270054, 285057, 316730, 375075, 450090, 475095, 570114, 675135, 750150, 791825, 855171, 950190, 1125225, 1350270, 1425285, 1583650, 1710342, 2250450, 2375475, 2565513, 2850570, 3375675, 4275855, 4750950, 5131026, 6751350, 7126425, 8551710, 12827565, 14252850, 21379275, 25655130, 42758550, 64137825, 128275650]

約数ペア:

[(1, 128275650), (2, 64137825), (3, 42758550), (5, 25655130), (6, 21379275), (9, 14252850), (10, 12827565), (15, 8551710), (18, 7126425), (19, 6751350), (25, 5131026), (27, 4750950), (30, 4275855), (38, 3375675), (45, 2850570), (50, 2565513), (54, 2375475), (57, 2250450), (75, 1710342), (81, 1583650), (90, 1425285), (95, 1350270), (114, 1125225), (135, 950190), (150, 855171), (162, 791825), (171, 750150), (190, 675135), (225, 570114), (270, 475095), (285, 450090), (342, 375075), (405, 316730), (450, 285057), (475, 270054), (513, 250050), (570, 225045), (675, 190038), (810, 158365), (855, 150030), (950, 135027), (1026, 125025), (1350, 95019), (1425, 90018), (1539, 83350), (1667, 76950), (1710, 75015), (2025, 63346), (2565, 50010), (2850, 45009), (3078, 41675), (3334, 38475), (4050, 31673), (4275, 30006), (5001, 25650), (5130, 25005), (7695, 16670), (8335, 15390), (8550, 15003), (10002, 12825)]