20106750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:139

約数の個数: 128

約数和(自身を含む): 56609280

約数和(自身を除く): 36502530

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 25, 30, 34, 38, 50, 51, 57, 75, 83, 85, 95, 102, 114, 125, 150, 166, 170, 190, 249, 250, 255, 285, 323, 375, 415, 425, 475, 498, 510, 570, 646, 750, 830, 850, 950, 969, 1245, 1275, 1411, 1425, 1577, 1615, 1938, 2075, 2125, 2375, 2490, 2550, 2822, 2850, 3154, 3230, 4150, 4233, 4250, 4731, 4750, 4845, 6225, 6375, 7055, 7125, 7885, 8075, 8466, 9462, 9690, 10375, 12450, 12750, 14110, 14250, 15770, 16150, 20750, 21165, 23655, 24225, 26809, 31125, 35275, 39425, 40375, 42330, 47310, 48450, 53618, 62250, 70550, 78850, 80427, 80750, 105825, 118275, 121125, 134045, 160854, 176375, 197125, 211650, 236550, 242250, 268090, 352750, 394250, 402135, 529125, 591375, 670225, 804270, 1058250, 1182750, 1340450, 2010675, 3351125, 4021350, 6702250, 10053375, 20106750]

約数ペア:

[(1, 20106750), (2, 10053375), (3, 6702250), (5, 4021350), (6, 3351125), (10, 2010675), (15, 1340450), (17, 1182750), (19, 1058250), (25, 804270), (30, 670225), (34, 591375), (38, 529125), (50, 402135), (51, 394250), (57, 352750), (75, 268090), (83, 242250), (85, 236550), (95, 211650), (102, 197125), (114, 176375), (125, 160854), (150, 134045), (166, 121125), (170, 118275), (190, 105825), (249, 80750), (250, 80427), (255, 78850), (285, 70550), (323, 62250), (375, 53618), (415, 48450), (425, 47310), (475, 42330), (498, 40375), (510, 39425), (570, 35275), (646, 31125), (750, 26809), (830, 24225), (850, 23655), (950, 21165), (969, 20750), (1245, 16150), (1275, 15770), (1411, 14250), (1425, 14110), (1577, 12750), (1615, 12450), (1938, 10375), (2075, 9690), (2125, 9462), (2375, 8466), (2490, 8075), (2550, 7885), (2822, 7125), (2850, 7055), (3154, 6375), (3230, 6225), (4150, 4845), (4233, 4750), (4250, 4731)]